SolarMill®
Contents
1. Footprint width SM2 3P 116 in 2 95m Footprint depth 28 in 0 70 m Swept Area 1 519 in 0 98 m 12 99 in 0 33 m Blade Materials Galvanized G 90 Steel Corrosion Prevention PPG Spectracron 360 2K Weight 101 Ibs 45 8 kg Turbine and structure only 20 Years Rotor Diameter Design Life PERFORMANCE Energy Potential Per SM1 Unit 700 kWh per year 5 m s ave wind and optimal 3 turbines 1 panel sun exposure Energy Potential Per SM2 3P Unit 1600 kWh per year 5 m s ave wind and 6 turbines 3 panels optimal sun exposure Rated Power Output wind only 143 W 11 m s 500 W 17 m s 4 5 mph or 2 m s 38 mph or 17 m s Maximum Power Output wind only Cut In Wind Speed Cut Out Wind Speed ELECTRICAL INFORMATION 56 VDC Maximum Current 30 Amps per string more in parallel Maximum Bus Voltage On Board Battery Charge Controllers Grid Tied Inverter Optional Brushless Permanent Magnet Generator Monocrystalline 250 W may differ in some markets 12V Deep Cycle AGM Lead acid Electrical Connection Generator Type PV module type Recommended battery type 2 V2 01 Rev 11 3 13 User Guide WindStream Technologies Limited Warranty LIMITED WARRANTY WindStream Technologies Inc warrants to the original Purchaser only that the Products will be free from defects in workmanship and material for 5 years after the shipment date the Warranty Period WindStream s warranty will not extend to2. reduce your energy costs and lower your overall environmental impact SM2 3P Configuration User Guide V2 01 Rev 11 3 13 5 WindStream Technologies Document Scope This manual provides an operation overview of the SolarMill in the following configurations e SM1 1P e SM1 2P e SM2 3P e SM2 5P e SM2 6P Please keep this manual in a convenient place for future reference Target Group This manual is for the end user and contains important information regarding siting use cases and visual inspection of the SolarMill unit Installation and maintenance is to be performed by an authorized distributor or their approved professional installers Renewable Energy Incentives To support and encourage the deployment of renewable energy many governments and local utilities offer a range of incentive programs Your authorized WindStream distributor can help you to identify and understand the programs and requirements you may be eligible for in your local area In the USA www dsireusa org provides a resource for researching Federal state and Local incentive programs 6 V2 01 Rev 11 3 13 User Guide WindStream Technologies Safety Information LN A WARNING Hazardous voltages currents or other conditions that could cause serious bodily injury or death exist in the equipment or may be associated with its use Fast moving parts Do not install this device in a location accessible to children and or pets ONLY qualified p
3. any Products that have been subjected to a improper installation or storage b ordinary wear tear or deterioration of the Products c operation or maintenance not in accordance with applicable operating instructions d accident damage abuse or misuse e modification by any party other than WindStream or f abnormal or unusual operating conditions or applications including any application in any way different from that for which such Product was designed Any modification tampering or manipulation of the Products any alteration of any parts or any substitution of parts not provided by WindStream or not authorized by WindStream shall render void all of WindStream s warranties with respect to the Products WindStream MAKES NO OTHER WARRANTIES EXPRESS OR IMPLIED REGARDING THE PRODUCTS AND WindStream SPECIFICALLY DISCLAIMS THE IMPLIED WARRANTIES OF MERCHANTABILITY FITNESS FOR A PARTICULAR PURPOSE AND FREEDOM FROM INFRINGEMENT CLAIMS All specifications and content of this document are subject to change without notice User Guide V2 01 Rev 11 3 13 13
4. WindStream Technologies economical energy SolarMill SM1 1P SM1 2P SM2 3P SM2 5P SM2 6P A User manual 4 eae Pen j i j SM1 Product shown may vary slightly from specific model shipped Version 2 01 REV 11 3 13 All rights reserved WindStream Technologies WindStream Technologies User Guide Table of Contents Welcome Distributor Installer contact information Product Overview Document Scope Renewable Energy Incentives Safety Information SolarMill Siting Electrical Use Cases What To Expect Troubleshooting SolarMill Specifications Limited Warranty V2 01 Rev 11 3 13 O N OA OA A A BH e S wW N WindStream Technologies Welcome Dear Customer Thank you for your purchase and congratulations on becoming a SolarMill owner We are excited that you have chosen to purchase WindStream s renewable hybrid energy generation system This manual will provide a basic overview of the product available product configurations siting installation and operation of your SolarMill Please read through this manual to ensure the best possible performance and results from your installation Technical assistance will be provided via our customer service team Please email us info windstream inc com if you need any assistance Thank you for your purchase and congratulations on becoming a SolarMill owner Sincerely Team Windstream Installers please write down the Seri
5. al Number s installed and service contact information in this booklet and give to the customer The Serial Number is located on the underside of the frame in the base of the unit SolarMill Serial Number s Distributor Installer contact information 4 V2 01 Rev 11 3 13 User Guide WindStream Technologies Product Overview WindStream Technologies has created the SolarMill a low cost highly efficient means of harnessing both the sunlight on your site and the wind energy available from the turbulent winds present at low altitude in both urban and rural environments The SolarMill is a modular renewable energy system designed for both on and off grid applications This system will provide you with the lowest possible up front and operating costs leading to a fast return on your investment The SolarMill utilizes 3 low profile one meter tall Vertical Axis Wind Turbines VAWTs mounted on a single base to collect wind power The unique mounting geometry allows for various solar panel configurations The system is completely modular allowing the system to be daisy chained to maximize total energy production in the simplest possible circuit SolarMills are highly efficient and produce power from wind speeds as low as four and a half 4 5 mph The company s patented platform is a cost effective and highly efficient distributed energy solution currently unmatched in the marketplace SolarMills are designed to supplement your energy needs
6. e prevailing wind an eye toward sun exposure and an assessment of the architecture available for mounting the units Talk with a distributor or see our siting tools at www windstream inc com for help with siting Prevailing winds Most locations have a large proportion of their available wind power coming from a single direction or sometimes 2 opposite directions This is termed the prevailing wind direction The SolarMill turbines are omnidirectional but the row of turbines does result in some directionality The line of SolarMills should optimally be set up within 45 degrees of perpendicular to the prevailing wind direction Ultimately the aerodynamics of the architectures dictates positioning choices Expected power with wind Architecture aerodynamics at suboptimal angles The TurboMill is designed specifically to mount directly to the roof ar of a building or other structure Consideration must be given to the geometry of the roof structures and obstacles surrounding the The nigner e the bett installation Placing the turbines in a location where trees and other Ss structures would block the prevailing winds should be avoided LEE An ideal siting location for a building mounted turbine is on a building that is taller than the surrounding buildings and natural obstructions both upwind and downwind This will minimize the effect of the surroundings on the wind flow effects immediately ab
7. ersonnel such as a WindStream Technologies employee Authorized installer licensed contractor or WindStream certified engineer should install the TurboMill or system of TurboMills The installation must be installed following the guidelines established by state and local regulations Consult a local electrical contractor the local planning and zoning office and local Electric Utility for details and regulations This manual is not intended to be used for the installation of this product but to serve as an overview of the Turbomill it s functionality hook up and maintenance The SolarMill Technical Guide is required to properly install this product Once installed use caution when approaching the device The rotating turbines can present a serious threat that can cause injury even at low speeds WARNING Never touch the rotating turbines WARNING Never try to stop the turbines by hand Warranty related The warranty and safety are dependent upon the proper installation of the product Installations not performed by qualified personnel will not be covered under WindStream Technologies limited warranty Turbines must not be allowed to turn until the low voltage bus is connected to charged batteries Turbines should be secured if the voltage drops below 30 VDC to avoid damage to the electronic controller User Guide V2 01 Rev 11 3 13 7 WindStream Technologies SolarMill Siting Siting of a SolarMill requires knowledge of th
8. inverter SolarMill z strings N O 30ADc To other Circuit SolarMill Breakers strings 12 VDC Loads DC DC Converter Off Grid application 10 V2 01 Rev 11 3 13 After the batteries the customer has two choices on how to use this available Grid tie To other f inverter SolarMill strings N 30apc Toother B Circuit HAY SolarMill i Breakers strings Main Electrical Panel Grid tied application Off grid storage with DC or AC loads The batteries can be used to supply power to electrical devices in off grid settings This electrical energy can power DC powered devices through a voltage converter if necessary or can power AC devices through a WindStream approved non grid tie inverter It is important to stress that if loads are not continuously discharging the batteries it will likely result in wasted energy producing potential A full charge cycle on the battery can occur in a short amount of time When the batteries are fully charged the system will cease energy production to protect the batteries Non grid tie inverters are not intended to push power to the grid User Guide WindStream Technologies What To Expect Troubleshooting The SolarMill unit is designed to be maintenance free to the user However it is important to know what to look for when observing your SolarMill Installation Normal operation The wind turbines should run silently and easily All turbi
9. nes should begin spinning in a light breeze Note that at the very lowest wind speeds it is not unusual for the turbines to start up at slightly dif ferent wind speeds However if a turbine still is not turning at a higher windspeed or is wobbling or causing a persistent noise please call your distributor or installer for service to ensure the product is operating properly and all the fasteners are tightened Stormy weather The turbines are equipped with an automatic mechanical brake to prevent excessive turbine rpm in extremely windy conditions Each turbine may make a click noise in high winds when the brake engages The brake resets automatically when the wind goes below 5 mph Equipment should be secured or removed in the event of an impending hurricane Please call your distributor with assistance Power production If you have purchased an add on monitoring package your SolarMill should be producing at least some power whenever the sun is shining If the monitoring graph shows no power being produced it is possible that there is an electrical connection problem It is important to contact your distributor or installer to investigate the cause because a wiring problem can damage the SolarMill control electronics User Guide V2 01 Rev 11 3 13 11 WindStream Technologies SolarMill Specifications WIND GENERATION OVERVIEW Vertical Axis 51 2 in 1 3 m Axis Height wind portion only Footprint width SM1 52 in 1 3 m
10. ove the roof ee Downwind effects A location at the peak of a pitched roof or on the windward edge of a flat rooftop is optimal as the wind there is accelerated Other locations on the roof as the figure shows have only small wind velocities and high turbulence Following these siting guidelines will help to minimize avoidable energy losses for building mounted wind systems Sun Exposure Solar panels need to be placed where they get sun exposure throughout the day Shading for any portion of the day will automatically eliminate power produced during that period In terms of direction fixed angle solar installations are usually optimized when they face due south in the northern hemisphere and due north in the southern hemisphere Furthermore when balanced for winter summer exposure panels are tilted up at the same angle as the latitude of the 8 V2 01 Rev 11 3 13 User Guide WindStream Technologies location However deviations from optimal solar panel direction only result in very modest reduction in power produced allowing the units the flexibility to follow the architecture when needed For more information on siting see the siting resources on www windstream inc com or speak with a distributor Installation Overview The SolarMill is designed to provide considerable flexibility in it s mounting configurations Generally rooftops will fall into two categories Flat and pitched In both cases the product gene
11. rates significant tipping forces in high winds so the installation must be strong enough to withstand both considerable tensile forces and compressive forces This often requires adding members below the units to spread the loads Windstream distributors can provide these as well as any leg extension kits needed to position the units properly The resulting structure can be connected directly to the structure of the building or if it is preferred to not penetrate the roof surface and the roof is sufficiently strong the structure can be freestanding and ballasted All configurations require installation by distributor approved technicians and involvement with permitting bodies where localities require Discuss mounting options with your distributor User Guide V2 01 Rev 11 3 13 9 WindStream Technologies Electrical Use Cases The SolarMill unit outputs DC power and that power is used to charge to a set of 4 12V deep cycle lead acid batteries energy Grid tied In this configuration the bank of batteries is connected to a grid tie inverter which connects to the user s electrical panel This inverter pushes power back to the grid efficiently when the batteries become fully charged Check with your distributor for WindStream approved inverter models compatible with this type of connection Grid connected systems may require application and agreement with the local power utility Non Grid tie To other AC Loads
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