Chapter I: General Specifications for Biomass Gasification System
Contents
1. 3 1 1 The equipment supplier should review all the terms in the bidding document issued by CICETE including the technical specification 3 1 2 The technical specification of products that equipment supplier would supply should meeting the requirement in the bidding document The equipment supplier could recommend the design finalized product with similar specification however the equipment supplier must submit the detailed specification deviation table 3 1 3 The equipment procured should be advanced in technology should adopt approved new technique and new technology The equipment supplier should submit the material related to the experience in equipment manufacture gained by the manufacturer 3 1 4 According to the comments of CICETE if a reasonable price for an equipment bidding could not be accepted CICETE will reserve the right to re evaluate the price and scope of supply relative to the project budget and could delete one or several items from the whole original bidding package or one or several parts from the original sections or evaluate the price per unit 3 1 5 The bidding evaluation should be based on the price of the equipment including the discount if it is available However the bidder should list the price per unit and the total price for the whole bidding package In case the total price is wrong the buyer could correct the total price based on the price per unit 3 2 General requirement The contractors should mee2. Management Unit the commercial and technical personnel from each equipment supplier who has signed contracts Contents 1 The contractors should introduce the equipment information including the system layout function parameters requirement on measurement and control balance data of various medium capacity of the generator interface and requirement on equipment and design etc 2 Engineering amp Management Unit and its design personnel should introduce the general design principle of the demo site including the design principles of each system major system drawing general layout layout of the major workplace construction Chapter I General Specifications 15 Modernized Biomass Energy in China Jilin structure electric system monitoring instrument and control principles etc Meanwhile the Engineering amp Management Unit should organize the discussion with the contractors on the topics of technical condition related to the general design principles of the demo site the parameter and location of each interface item 3 Engineering amp Management Unit and the contractors should discuss and identify the applicability of drawing and technical material for bidding 4 The general layout of the demo site layout of the major workplace and each technique system should be determined so that Engineering amp Management Unit and the contractors could be aware of the original condition further 5 Coordinate to perfect the fun
3. and buyers however the suppliers should suggest the test items and standards first The test before check and accept should be carried out in the demo site Limits on equipment load Size of the vehicle and permitted load should be determined upon the sign up of the contract Other special situations will be regulated in the bidding paper 3 5 Expendable such as spare part tools for special purpose and lubricant 3 5 1 Spare part 3 5 1 1 Necessary spare part refers to the spare part that the contractors supplies with equipment without any additional cost and the spare part prepared for emergency and first overhaul The price mentioned in this item will be included in the basic price of the bidding equipment The contractor should list the name model size amount and price per unit for the instrument and tools for special purpose and accessories or expendable in detail Before the contractors signs the contract the buyer reserves the right to submit supplement requirement to the type and amount of the product mentioned above Once the two sides confirm this item should be included in the contract 3 5 1 2 Besides the necessary spare part supplied with the equipment the contractors should submit a list of spare part and expendable for 3 year use since the day of commercial operation in order to establish a basis for future purchase This part will not be included in the total price 3 5 1 3 The model and size of the spare part and the a
4. and drawing regulated Sufficient generalization should be done to determine all the pieces and steps in the actual work to ensure the target and requirement for installation and operation and maintenance could be satisfied Engineering amp Management Unit reserves the right to ask for additional materials from the contractors based on reasonable requirement 2 The contractor should submit the data and materials for the purpose of civil engineering design to the Engineering amp Management Unit 3 Countersign of the civil engineering drawing limited to construction package In order to be identical between the civil engineering drawing and the machine and electric and control equipment the contractors should participate in the countersign of overall layout drawing and other necessary detailed construction drawing supplied by E amp MC The contractors should indicate each error or contradict mark signature and date clearly on the civil engineering drawing and return these drawing within two weeks to the Engineering amp Management Unit The contractors have no obligation in the problems in civil engineering design 4 The contractors should supply the lists for indoor storage equipment and outdoor storage equipment 5 The contractors should submit the model and general technical requirement for all the major pieces Chapter I General Specifications 13 Modernized Biomass Energy in China Jilin 6 The contractors should submit a
5. apply them during the construction drawing design 2 2 4 Document and drawing for 3 design communication meeting During the 3 design communication meeting see section 3 4 2 4 the contractors should submit the following document and drawing to the Engineering amp Management Unit 2 2 4 1 Final technical document and drawing of each equipment bidding package and the final revision materials for the previous two sets of materials 2 2 4 2 Within the scope of contract the integrated equipment system list of material plan for equipment delivery The lists should include the table for assemble pieces and 2 assemble pieces accordingly the Engineering amp Management Unit could make the installation plan and timetable 2 2 4 3 Final draft for the function design of gas production and clean up gas distribution and storage power generation and connect to grid and the monitoring and control part 2 3 Timetable Chapter I General Specifications 8 Modernized Biomass Energy in China Jilin Table 2 1 Timetable for the project Activity months sf 1 2 3 4 5 6 7 8 9 10 11 12 1 Preparation 2 Construction design 3 Construction 4 Equipment installation 5 Adjustment of CHP system 6 Trial production 7 Check and accept 3 Explanation of the general principles and evaluation guide lines 3 1 General explanation
6. by them is complete advance reasonable in terms of technology and economy and is in harmony with other related technique system The contractors should work together to be responsible for the whole system s start up operation and check 3 4 2 Design communication meeting 3 4 2 1 Function of design communication meeting The design communication meeting is to ensure the design of each technique system could be done smoothly to solve the technical problems timely and to solve the problems of interface among each technique systems For the time duration location and personnel of the design communication meeting the following proposal is submitted for equipment suppliers review With the comments from equipment suppliers the proposal for the meeting could be finalized through negotiation For the cost of design communication meeting the equipment suppliers and Engineering amp Management Unit will pay for themselves However the cost for Engineering amp Management Unit to participate in the design communication meeting should be included in the quoted price Based on the actual situation for example in case some topics request for additional meeting held at home or abroad the contractors should participate in the meeting and pay for themselves 3 4 2 2 1 design communication meeting Time 1 weeks after the contract goes into effect Duration Not yet available Location Changchun China Participants Engineering amp
7. complete on site installation drawing and list the location and installation and connection of all pieces that are not assembled in the factory Each on site installation item should have the same identification requirement both in the drawing and item itself 7 The contractors should submit the calculation of all flux elements and the material should include the data for design and operation condition The permanent pressure decrease of the element should be included too 8 Before the manufacture of the equipment the contractors should submit the general layout and installation drawing and any other necessary drawing for examination in order to determine the target suitable for all elements 9 The contractors should submit the detailed start up and operation steps and the preferred installation steps 10 All the drawings from Engineering amp Management Unit and contractors should adopt the rule of international unit 11 The contractors should submit detailed material list and accessory list for each equipment 3 3 5 2 Table 1 General principles The contractors should submit all the following tables In addition in case the Engineering amp Management Unit requests the contractors should supply all these tables as soon as possible till Engineering amp Management Unit is satisfied 2 Table for equipment The contractors should prepare a comprehensive table for equipment including all identified equipment in the equipment
8. construction the equipment bidding will determine the contractor for each equipment package 1 4 1 Work scope of Project Engineering amp Construction Management contractor 1 4 1 1 Detail engineering and construction management inside the demo site The design of the main workplace raw material storage assistant workplace office walls of the demo site gate and other building Power illumination water supply and drain pipeline layout for fire control general layout of the demo site the ventilation of the gasifier generator workplace heating by utilizing circulating cooling water Chapter I General Specifications 6 Modernized Biomass Energy in China Jilin 1 4 1 2 Design of general layout and design of the capital construction and auxiliary engineering in the demo site 1 4 2 Work scope of other contractor 1 4 2 1 Equipment contractors are responsible for supplying the equipment and instrument control and electric equipment in the 3 bidding packages see section 1 4 3 and related system function design 1 4 2 2 For the bidding packages mentioned above the Project Engineering amp Management Unit will be responsible for submitting the technical requirement of each system and the technical specification of the major equipment The contractor should be in charge of the accomplishment of system function design and the selection and supply of major and auxiliary equipment 1 4 2 3 Contractors should participate in the const
9. interface is quite complicated besides above design communication meetings if it is necessary Engineering amp Management Unit should contact the contractors through mail or contact person at any time the related contractors should respond in a timely fashion 3 4 2 7 Representatives During each design communication meeting the related personnel of each equipment package must attend the meeting and join the discussion 3 4 3 Installation monitoring and monthly report 3 4 3 1 Technical services During the installation start up and trial production qualified representatives from the contractors should supply on site technical service Meanwhile the contractors should dispatch experts from equipment manufacturers to supply on site technical services 3 4 3 2 Permanent representatives The permanent representatives should assist Engineering amp Management Unit in checking and testing the equipment during the transportation and installation solving the problems in interfaces with other contractors or Engineering amp Management Unit preparing a monthly report on the process of the work and existing problems and suggestions starting from 2 design communication meeting 3 4 4 Test 3 4 4 1 Technical instruction Chapter I General Specifications 17 Modernized Biomass Energy in China Jilin The contractors are responsible for the technical instruction during the system test start up and function test Engineering amp
10. per year by use of 3 units of 600 Nm3 gasifier 1 unit of 200 kW engine generator In the past one year the project inception investigation and feasibility study report have been accomplished At this time the project is in a stage of equipment procurement and design and construction Based on the requirement of the project design the equipment procured is grouped into 3 equipment bidding packages the detailed division of packages is shown in section 1 4 3 in Chapter I 1 2 Brief introduction of the project 1 2 1 Supply and transport of raw material The raw material is the crop stalk and corncob generated in the surrounding area centered in Hechengli village with a radius of 7 km The vehicle of the CHP demonstration site will transport the raw material from the off site storage to the on site storage 1 2 2 Water source The water for living and production in the gasifier generation workplace is mainly from ground water The annual consumption is about 3 000 tonnes The water supply system inside the demonstration site will be the responsibility of the Engineering and Management unit 1 2 3 Ash storage All the ash generated will be utilized comprehensively therefore there is no ash storage inside the CHP demo site 1 2 4 Overall layout and transport in the demo site 1 2 4 1 Overall layout of the demo site Since the demo site is located between two high voltage grid lines based on the safety requirement the gasifer generator w
11. Management Unit will undertake the actual test and operation A combination of Engineering amp Management Unit personnel and operating personnel from the village O amp M company will participate in the training and the actual number of attendees are equipment procurement package depended Engineering amp Management Unit should make the final name list for the training 3 4 4 2 Important items For that critical work the representatives of the contractors should attend in person 3 4 4 3 Timetable for specification delivery 3 months before the test the contractors should submit the operation specification for equipment operation and maintenance 3 4 4 4 Responsibility The contractors are responsible for the preparation work of test and start up for the equipment within the supply scope In order to arrange the testing steps the contractors should consultant all the sections in the specification 1 The responsibility of the contracts includes the design and manufacture and delivery and normal operation of the whole set of equipment During the installation and delivery the equipment supplier should dispatch suitable technical personnel to supply on site technical instruction and be responsible for the operation of each equipment package 2 Based on the complicated procedure of the equipment the contractor should supply service time and personnel for on site installation and adjustment The equipment supplier could suggest and dec
12. Modernized Biomass Energy in China Jilin Chapter I General Specifications for Biomass Gasification System 1 GENERAL DATA ccctassccancecizececeacauscastoscantectstonctecasesmcegenoucessaeasneay anbasaeanseeucdgassoadecnseantensns 2 1 1 Introduction Of the project cs cssinciocsnscevdscatasieseiessivsnaiadtesdiainsdisssatieyedaciinnstentesesanes 2 1 2 Brief introduction of the project cccccccccccessceesceeeeesseensecueeceseeeeseeenseenseenaes 2 1 3 Major original material cccccccccccccesseseese tees ce tenses cusses sseeesuaeecueeecsseeecsueseesaes 5 1 4 Overview of work Scope ccccccccscccesssceesseseesseeeeseesusseecusceecseceecsceeceeeecseeecsseeeesaes 6 PA TIME SCHEDULE A SE EE EE 7 2 1 Time table of the project ccccccccccccssscesssscesscessessecusseesssceecsseeeeuseeecsseeesseeeeseseess 7 2 2 Schedule of technical document and drawing delivery ccccccccccceesseereees 7 23 Timetable irr cto Ne eh ha E eda os el al ac ces eS 8 3 EXPLANATION OF THE GENERAL PRINCIPLES AND EVALUATION GUIDE LINES 0006 9 3 1 General explanation occ oes oD Sea cacg sch Sn be biga 5 fk aie ain aS Least OS pacha eee sas 9 3 2 General requirement iiio0 5 colo aces Sie ean eued ised ca asda dae ee dasarnia aaa eh els oia ooo 9 3 3 Technical document and drawing cccccccccccccesseceeseesesscesusseeeuseeesuseeessseeessaeees 12 3 4 Technical services and personnel dispatch cccccccccccssccessseees
13. anagement Unit 60 days before equipment delivery 2 2 2 Document and drawings for 1 design communication meeting During the first design communication meeting see section 3 3 2 2 the contractors should supply following document and drawings to Engineering amp Management Unit 2 2 2 1 List of document and drawing for identification the detailed requirement is shown in section 3 3 in Chapter I 2 2 2 2 Technical document and drawing including function data and curve drawing of appearance base size and weight size of interface These document and drawing are for the purpose of correcting the preliminary design and construction drawing design of CHP demo site in Hechengli village The contractor should submit an overview of the check and control points for related equipment and systems key items so that the Project Engineering amp Management Unit could review it 2 2 3 Document and drawing for oe design communication meeting One week before the 2 design communication meeting see section 3 4 2 3 the contractor should submit the following document to Engineering amp Management Unit 2 2 3 1 Function design of gas production package gas distribution and gas storage package power generation and connection to grid and all monitoring and control parts related to each package 2 2 3 2 Final technical document and drawing for the equipment the contractor would supply so that the Engineering amp Management Unit could check and
14. and auxiliary equipment should meet the requirement of safe and economic operation The expected life span of the gas storage tank and gas distribution pipes should be 15 years respectively 2 Life span deletion for start up mode Within the expected life span at least the system should undertake the stress caused by different start up modes and enough capacity could be reserved for emergency The contractor should list the max life span deletion of each cycle according to above situation 3 2 4 3 Frozen proof and dew proof Based on the local environmental condition and layout circumstance the measures should be adopted to prevent the pipelines from frozen and dew and to keep warm 3 2 4 4 Preservation The contractor should supply preservation for the pipelines including accessories and underground pipes so that the expected life span could be reached 3 3 Technical document and drawing 3 3 1 General principles The contractors should submit the technical document and drawing mentioned in this section i e technical material equipment data drawing The technical material includes technical data and specification and drawing and other necessary data gained in the process of check test installation operation and maintenance 3 3 2 Requirement Since Engineering amp Management Unit will be responsible for the design of capital construction in the demo site and the selection of qualified construction unit to undertake the c
15. apital construction the technical document and drawing supplied by contractors in every construction period should satisfy the process requirement in design and construction Chapter I General Specifications 12 Modernized Biomass Energy in China Jilin 3 3 3 Additional data Unless there is other criterion in the technical specification approximate or about means the scope of error is 10 Unless there is other criterion in the technical specification SI units should be adopted to measure all the equipment and instrument In case the Engineering amp Management Unit is not satisfied with the drawing and data supplied by the contractors the Engineering amp Management Unit reserves the right to ask for the supplement and revision from the contractors 3 3 4 Special requirement the details for the technical document and drawing supplied by the contractors are listed in related sections 3 3 5 Data and drawing needed after the approval of the contract 3 3 5 1 Drawing 1 After the approval of the contract the contractors should prepare revised and reliable bidding document and submit to the Engineering amp Management Unit The document and drawing include all the drawing and data listed in the data drawing term in the bidding paper All the improvements changes increase and deletion should be indicated and every detail should be revised Scope of the data and drawing submitted is but not limited to all the data
16. be cut into 10 to 20 mm pieces and the capacity of the crashing equipment should be around 2500 kg hr 1 2 6 5 Conveyor system The capacity of stalk feeding equipment should be 1000 kg hr unit and the capacity of conveyor equipment is 5000 kg hr 1 2 7 Ash removal system Since the ash production of 3 unit gasifier is 70 kg hr it is suggested to adopt dry method to remove ash 1 2 8 Electric system 1 2 8 1 Captive electricity system The scope of the captive electricity is the start up control protection illumination etc For the generator the 0 4 kV side will adopt single generator for connection The start up power supply is from the 10 kV grid line near the demo site and sent to electric equipment after the adjustment of transformer When the generator runs steadily the subsection switch will be shut and the demo site will use captive electricity The electricity is introduced from the main receiving cabinet to low voltage mate electricity cabinet then to the electric equipment through 3 phase 4 line armoured cable The workplace and raw material storage will apply wide spread factory lamp the office and watchman room will adopt fluorescence and the demo site will set up illumination facilities The start up of gasifier generator system and auxiliary equipment will adopt AC method Chapter I General Specifications 4 Modernized Biomass Energy in China Jilin 1 2 9 Water supply system A deep well is for water supp
17. consisting of several independent equipment with determined parameters 3 2 1 7 Group of system equipment integrated package refers to the equipment package containing major equipment with determined parameters and auxiliary equipment suited to the major equipment The auxiliary equipment is selected based on the system function design 3 2 2 Criterion and standard Except the explanation in related chapters the applicable scope and standard of equipment and material procured should be on a basis of IEC ISO or GB in China or other equivalent standards The detailed standards adopted is in related sections and the followings are American standards IEEE AISC ANSI ASA ASHRAE ASME ASNT ASTM AWC AWS AWWA HI ICEA ISA MSS SAE UL NEMA NFPA NEC SSPC TEMA SAMA UBC CMMA IEC 3 2 2 1 Suitable conditions for the criterion and standards 1 The function test of the equipment should follow the criterion of ASME 2 Following environmental protection standards should be abided Chapter I General Specifications 10 Modernized Biomass Energy in China Jilin a Environmental Quality Standard for Atmosphere GB3095 1996 Grade II b Comprehensive discharge standard for wastewater GB8978 1996 Grade II newly extended and revised c Standard for noise in factories GB12348 90 Class II for mixed zone 3 When the contract is approved the contractor should submit the latest edition of all the criterion and standards a
18. ction design for gas production and clean up gas distribution and storage power generation and connect to grid and monitoring and determine the cooperation items and process among each equipment package during the period of function design 6 The contractors investigate the demo site 3 4 2 3 2 design communication meeting Time one week after the 1 design communication meeting Duration Not available Location Changchun China Participants Engineering amp Management Unit and design engineers commercial and technical chiefs of the contractors gas production and clean up gas distribution and storage power generation and other equipment package Content 1 The contractors for gas production and clean up gas distribution and storage power generation and monitoring should introduce their function design and Engineering amp Management Unit should check and identify the function design 2 Engineering amp Management Unit checks and identifies the design for the major equipment in each equipment package 3 The contractors should submit the final materials of the equipment supplied including equipment s shape weight size of base location and size of interface function parameters calculation results characteristic curves etc 4 Coordinate in each equipment package 5 Coordinate the process of equipment supply and construction 6 Visit consult CHP plant and related manufacturers In case the plant is outside o
19. ctual installed equipment should be the same 3 5 1 4 The machining drawing for the spare part should be submitted The drawing should include the explanation of material technical requirement and machining 3 5 1 5 In case the equipment applies other materials water oil and electricity as medium the contractors should submit related parameters such as consumption 3 5 2 Tools for special purpose 3 5 2 1 The tools for special purpose supplied by the contractors should be necessary and sufficient 36 The pieces and components could be uninstalled safely and effectively during the maintenance 36 Special requirement for maintenance and overhaul could be met 3 5 2 2 Considering the life span and frequency the contractors should leave some space when they supply tools for special purpose 3 5 2 3 Necessary technical specification and user manual for the tools for special purpose should be supplied by the contractors Chapter I General Specifications 19 Modernized Biomass Energy in China Jilin 3 5 3 Installation materiald The contractors should supply the special materials of the equipment installation including the necessary material for construction and trial production 3 5 4 Lubricant filled before the commercial operation The contractors should supply the lubricant applied before the commercial operation For the sake of commercial operation the contractors should submit the list of lubricant and quality and am
20. f China the visit should be carried out after the 2 design communication meeting and the contractor should pay for Engineering amp Management Unit and its representatives the total number should be 3 Note at least one week before the meeting the contractor should send the finished product of function design to Engineering amp Management Unit and its design engineers for review 3 4 2 4 3 design communication meeting Chapter I General Specifications 16 Modernized Biomass Energy in China Jilin Time Not available Duration Not available Location Changchun China Participants commercial and technical chiefs from 3 equipment supply contractors gas production and clean up gas distribution and storage and power generation and distribution electric and monitoring other related personnel Engineering amp Management Unit and its design engineers Content 1 Engineering amp Management Unit should organize the examination of the preliminary design determine the principle of the construction drawing design 2 Coordination and identification among general design and gas production gas distribution and storage monitoring and electric 3 The contractors should supplement equipment information 4 Related commercial issues 3 4 2 5 Memorandum After each design communication meeting a memorandum should be signed by each participating organization 3 4 2 6 Communication with other contractors Since the
21. ing 1 2 5 3 Gas storage tank 1 Gas pressure in the inlet of gas storage tank 3432 3 3922 7 Pa 2 Gas pressure in the outlet of gas storage tank 3432 3 Pa 3 Type of gas storage tank dry storage tank with a movable top 4 Active volume VN 500 m3 5 Total volume V 570 m3 6 Highest working pressure P 6 kPa 7 Working temperature 20 8 Pressure decline in the trunk pipe 1078 7 Pa 9 Pressure decline in the indoor pipe 274 6 Pa 10 Pressure decline in the gas meter 117 7 Pa 11 Rated pressure of stove pressure on the meter 1961 3 Pa Chapter I General Specifications 3 Modernized Biomass Energy in China Jilin 1 2 5 4 Layout of the major workplace gasifier generator workplace The layout of the gasifier generator workplace is based on the requirement of the plant design i e gasification system engine generator system 1 2 6 Raw material feeding 1 2 6 1 Raw material consumption The annual consumption of crop stalk is around 4100 tonnes 1 2 6 2 Unload equipment Auto will be applied to transport raw material to the off site storage so unload equipment is not necessary 1 2 6 3 Off site storage Off site storage will be outside of the demo site its capacity is 1700 tonnes that could satisfy the consumption of crop stalks for 180 days The on site storage s capacity is about 200 tonnes 1 2 6 4 Crushing equipment In order to meet the requirement of the gasifier the crop stalks should
22. lare the price per unit The cost will be included in the cost estimation 3 When bidding the contractors should identify the guarantee period clearly Within the guarantee period the contractors should supply maintenance services within 7 days after the construction unit gives notices adjust or replace un qualified pieces or equipment for free to ensure the smooth operation of the system 3 4 4 5 Based on the complexity of the equipment the contractors should supply sound technical training to the construction unit to ensure that the construction unit could master the technology including operation and maintenance The bidding paper should suggest the training time and training personnel The price for the training course will be quoted separately The quoted price will not be included in the basic price for the equipment and the estimated price During manufacture the contractors should pay attention to the interface especially the interface between booked equipment and existing equipment and the equipment suppliers are responsible for the problems of interface The contractors will be in charge of on site installation and adjustment After the installation no interface problem could be found Chapter I General Specifications 18 Modernized Biomass Energy in China Jilin All the procured equipment should be proved and have effective test report and certificate The content of the test should be determined by equipment suppliers
23. ly in the demo site and the 60 tonne water storage is for production living and fire control 1 2 10 Construction structure Table 1 2 Structure of facilities in the demo site Name Structure Gasifier generator workplace Frame structure independent base Raw material storage Mix brick structure rubble base Office Mix brick structure rubble base Assistant workplace Mix brick structure rubble base water storage in the demo site Rubble layer construction waterproof treatment Tar washing tank Rubble layer construction waterproof treatment Tar washing comprehensive treatment tank Rubble layer construction waterproof treatment Water circulating tank Rubble layer construction waterproof treatment Septic tank Based on criteria 92S213 D 1 3 Major original material 1 3 1 Hydrologic and meteorological material Meteorological data Average ambient temperature Highest annual average ambient temperature 6 5 Lowest annual average ambient temperature 4 1 Extreme lowest ambient temperature 32 7 Extreme highest ambient temperature 37 7 Sea level average 270 280 m Annual average relative humidity 65 Average relative humidity in winter December Juanuary February 58 Average relative humidity in summer June July August 78 Annual average precipitation 517 1 mm Max annual precipitatio
24. n 735 mm Min annual precipitation 308 5 mm Average wind velocity 2 7 m s Dominant wind direction WNW Dominant wind direction in summer NE Dominant wind direction in winter WNW Chapter I General Specifications 5 Modernized Biomass Energy in China Jilin 1 3 2 Geology The types of soil are dark brown soil white plasm soil meadow soil and river silt in which the dark brown soil and white plasm soil are rich in organic matter According to Report on the rock engineering survey in the CHP demo site in Longjing City No 200048 prepared by Yianbian Geological Engineering Survey Bureau the general situation of engineering hydrology and geology is Description of soil layers First layer powder clay thickness is 0 3 m f 125Kp Second layer sand rock thickness is 2 5 4 3 m f 300Kp Ground water level and frozen depth there is groundwater in the depth of 7 3 m Standard frozen depth of groundwork 1 7 m 1 3 3 Earthquake data Earthquake intensity Degree 6 1 3 4 Major data adopted in the design 1 Basic wind pressure 0 55KN m 2 Basic snow pressure 0 35KN m2 1 3 5 Raw material for gasification Corn stalk and soybean stalk 1 3 6 Fuel for power generation Producer gas 1 4 Overview of work scope The project will be coordinated by Engineering amp Management Unit led by Project Manager qualified construction unit will be selected to undertake the capital construction and auxiliary facility
25. orkplace should be in the center of the demo site and Chapter I General Specifications 2 Modernized Biomass Energy in China Jilin is connected to the storage by a corridor Inside the demo site the office building is at the main entrance and the assistant workplace is in the west and the gas storage tank is located in the north The main entrance is situated in the south of the demo site and the second entrance for transport is in the southeast of the demo site 1 2 4 2 Vertical layout of the demo site The principle of the vertical design of the demo site is to remove rainwater to reduce the undulated ground surface and slope to a great extent when the technical condition is satisfied The one way drainage in the demo site is to discharge the rainwater to the drains and the smallest slope is 3 o 1 2 4 3 Transport in the demo site Through the main roads each major building could be reached 1 2 5 Style and major parameters of gasification 1 2 5 1 Gasifier and gas clean up system Table 1 1 Major parameters of gasifier No Items Technical indexes Note 1 Gas output 11800 Nm h Gas output per unit_600 N m h 2 Gasification efficiency 709 3 Producer gas low heat value 4600kJ Nm 4 Producer gas tar and ash BOmg Nm 1 2 5 2 Generator 1 Capacity 200 kW 2 Voltage in the outlet 0 4 kV 3 Frequency 50 HZ 4 Rotation speed of rotator 750 r min 5 Cooling method air cool
26. ould satisfy related criterion and there is no crack and harmful flaw 3 Strict quality management should be carried out during the manufacture process including necessary treatment test and check 4 For running machine the rotor or impeller should have safe natural frequency 5 The machine or other pieces should be exchangeable 6 During manufacture the contractor should pay attention to the interface among equipment especially the interface between purchased equipment and manufactured equipment The equipment suppliers are responsible for solving the problems of interface 7 The contractors are responsible for the on site installation and test After the installation no problem in interface would be found Chapter I General Specifications 11 Modernized Biomass Energy in China Jilin 8 The equipment suppliers should follow the requirement in section 3 3 submit complete technical material and the international equipment supplier should submit materials in Chinese as much as they can 3 2 4 2 General requirement for the system The equipment should run normally under the geological situation in Yanbian area supplied by the users In case the equipment could not meet these requirements the bidder should inform the error 1 Expected life span of the system The expected life span of the gasification system should be 15 years The expected life span of the power generation system should be 30 years and all the major
27. ount of the lubricant and lubricant filling station so that the Engineering amp Management Unit could make selection 4 Training 4 1 Training before operation The contractors should train operators initially to make them know about the common sense of operation before trial production 4 2 Training during operation The contractors should train operators finally to make them understand all operation methods during trial production Additionally the contractors should train the checker and repairman to grasp the way to repair important parts of all equipment 4 3 Training method Training consists of lectures in classroom and practical operation The contractors should provide the training materials Chinese should be used during training 4 4 Training procedure The bid document should include the training plan such as times and locations for training The total price for bidding includes the training cost 4 5 Evaluation for training Engineering amp Management Unit and the contractors should determine the objectives and time and training methods for each training together The contractors are responsible for managing the training and making changes upon the request from Engineering amp Management Unit However the Engineering amp Management Unit should not interfere with the training once this review is complete and the training plan is being properly implemented Chapter I General Specifications 20
28. package The table should consist of following parts a Model b Name c Manufacturer d Serial number of the bidding sheet 3 List of instrument The contractors should supply a complete computerized table for all the instrument and control system within their equipment supply scope The Engineering amp Management Unit should adopt measures to incorporate contractors instrument list to his list so that a complete instrument list could be formed The recording sheet of the instrument list should be regarded as the standard drawing and submitted to Engineering amp Management Unit The contractors should apply same format to prepare the instrument list 4 List of drawing A complete classified drawing material list prepared by the contractors should be submitted to Engineering amp Management Unit within one month following the approval of the contract Chapter I General Specifications 14 Modernized Biomass Energy in China Jilin 3 4 Technical services and personnel dispatch 3 4 1 Function design and overall coordination This section will determine the outline for the contractors and Engineering amp Management Unit in terms of function design and techniques for gasifier and its auxiliary equipment gas distribution and storage equipment generator and its auxiliary equipment and all the monitoring and control equipment The contractors should ensure that the function design of the integrated equipment package supplied
29. pplied in design techniques equipment and material to the Engineering amp Management Unit 3 2 3 Basic requirement for CHP system design General principles The techniques and equipment should be new the quality should be reliable and the technology should be advanced so that it could be guaranteed that the system could be of high applicability high gasification efficiency low fuel consumption and could meet the requirement of related environmental protection regulations The adopted system and equipment should be matured and only proved system and equipment could be included in the bidding The equipment design and document supplied by the contractors should satisfy the technical requirement in the following sections 3 2 4 General requirement for the equipment supplied by the contractors 3 2 4 1 Major requirement 1 All the equipment should be designed and manufactured correctly For the sake of safety and continuous operation the equipment should satisfy the requirement under various working conditions and there is no problem related to extensive stress vibration erosion and aging Also the equipment should be equipped with hook and ring shape bolt so that the equipment could be hanged or removed during installation or maintenance 2 All the material should meet the requirement of related criterion and should be new and in good quality so that the maintenance could be reduced to a great extent Casting and forging pieces sh
30. ruction supervision of all equipment the operation test of each sector of CHP system and the united operation of the whole CHP system Also they are responsible for solving all the problems related to equipment 1 4 2 4 Contractors should supply training to local personnel in the aspects of equipment operation 1 4 3 Sub contract There are 3 bidding packages 1 4 3 1 Gas production and clean up package 1 4 3 2 Power generation and distribution package 1 4 3 3 Gas storage and distribution package 2 Time schedule 2 1 Time table of the project Engineering amp Management Unit made suggestions on the timetable of the project see section 2 3 and the deadline of each phase s target The explanations are as follows In December 2001 the CHP system should be checked and accepted and put into operation The system adjustment and trial production should be finished within 3 months since the beginning of trial production 1 e the end of February 2002 2 2 Schedule of technical document and drawing delivery 2 2 1 Document and drawing supplied with equipment The contractors should supply three sets of document and drawings with equipment In addition the contractor will submit documents and drawings for review purposes as defined in the following sections It is requested that one set of document and drawings Chapter I General Specifications 7 Modernized Biomass Energy in China Jilin should be submitted to Engineering amp M
31. scesesscessseeeesseees 15 3 5 Expendable such as spare part tools for special purpose and lubricant 19 A TRAINING EEE E TE 20 4 1 Training before operation ccccccccccccccccsse cee cecesseecesscesuseeecueeecseeecseescseesesaeees 20 4 2 Training during operation 0 ccccccccccccccsceceescecsesceseeseesssseesusececueeesseeecseesesseees 20 4 3 Training method ois co Bee ees dsc cet esse oie esas sda ssi aes este dE 20 4 4 Training procedure ho seiacess i calass le scdsin a certanteasasts Hac teasieiaddas teases Gio eR 20 4 5 Evaluation for training ccccccccccccccesssceessecessceessscecssscesusseecueeecsseeecsseeecsueseesaeees 20 Chapter I General Specifications 1 Modernized Biomass Energy in China Jilin 1 General data 1 1 Introduction of the project In order to improve the rural energy structure in Jilin to reduce the waste in energy by burning stalk directly and eliminate the environmental pollution a CHP demonstration site sponsored by UNDP will be established in Hechengli village Guangxin County Longjin City which will apply modernized biomass energy technology and be operating on agricultural resides that are abundant in the local area After the establishment of the demonstration site it will supply gas for 224 household and electricity to village enterprises According to the Feasibility Study Report the capacity of the CHP system is 11 169 000 Nm3 producer gas per year 1 241 000 kWh electricity
32. t all the requirements mentioned in the technical specification In case contradict occurs a more strict requirement should be met Chapter I General Specifications 9 Modernized Biomass Energy in China Jilin 3 2 1 Definition and terms 3 2 1 1 Performance check test refers to the test done for the purpose of checking the function guarantee of each technical system and equipment stated in the contract 3 2 1 2 Accept means the Engineering amp Management Unit accepts all the equipment included in the equipment supply contract i e the set of equipment and its auxiliary equipment Based on the results of check and accept test on the performance of each equipment in the testing operation all the guarantee indexes stated in the contract could be reached then accept could be carried out by Engineering amp Management Unit 3 2 1 3 Final accept means the accept after the guarantee period in case the equipment could meet the requirement of the equipment supply contract 3 2 1 4 Set of equipment refers to the gas production system engine generator system and their auxiliary equipment 3 2 1 5 Boundary refers to the interface between the Engineering amp Management Unit and contractors or equipment bidding package in terms of design scope and or equipment supply scope In other words the boundary means the interface of design and or equipment supply 3 2 1 6 Assemble of single unit of equipment means the equipment package
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