PRACTICAL SIMULATIONS WITH ORIGINAL COMPONENTS CHAPTER 17: TRAINING SYSTEMS FOR RENEWABLE ENERGIES 587 Classroom Workstation for Photovoltaics 588 Component Panels Photovoltaics 589 Photovoltaics: Isolated System (grid independent) 591 Photovoltaics: Grid Connected System Manuals and Software 592 Photovoltaics Mobile 593 Wind Energy 594 Solar Technology - PU (Pump Cycle) 595 Solar Technology - TS (Thermosyphon Principle) 596 Thermic Solar System 597 Heat Pump 598 Heat Pump VARIO 17 www.hera.de technical details are subject to change without notice 2015 585
COMPREHENSIVE TESTS WITH HIGH LEARNING EFFICIENCY Renewable energies could be generated in many different ways. In the fi eld of photovoltaics, solar thermic and heat pump we offer various possibilities for fl exible and modular test set-ups, all of them for indoor use. All siumulations are done with original components from manufacturers of real systems. Components in transparent training boxes offer a good view to the original components from all sides and even increase the learning effect. 586 technical details are subject to change without notice 2015 www.hera.de
CLASSROOM WORKSTATION FOR PHOTOVOLTAICS Modular Set-Up with: PROFI Laboratory Bench (see chapter 2) PROFI Training System Frame (see chapter 2) Energy Board with Equipment (see chapter 10) Tilt Adjustment for Training System Frame PROFI Overhead Frame (see chapter 2) Light Unit for PROFI Overhead Frame Classroom Workstation for Photovoltaics Tilt Adjustment for Training System Frame with Tilt Angle Indication 461.020.000 Components Photovoltaik Ausbildungsplatz for Photovoltaics Workstation Light Unit for Overhead Frame with Tilt - and Rotation Angle Indication 530.070.500 530.070.500 Light Unit 400W for Overhead Frame 461.020.000 Tilt Adjustment for Training System Frame 17 www.hera.de technical details are subject to change without notice 2015 587
COMPONENT PANELS PHOTOVOLTAICS With the hera component panels you have a considerable choice of components to create your individual set-up of a photovoltaics system. You can even enhance your existing training system with more component panels. All training panels (DP) consist of original photovoltaic components from high-quality manufacturers. 530.070.230 950.003.900 530.070.100 530.070.220 530.070.210 530.070.240 530.070.250 530.070.260 530.070.400 Component Panels Photovoltaics 530.070.230 DP Solar Module 12V / 10Wp 530.070.240 DP Load (Lamp 5W) 950.003.900 DP Solar Module 12V / 10Wp with Shading 0-100% 530.070.250 DP Load Potentiometer (47Ω / 4W + 2,2kΩ / 4W) 530.070.100 DP Series - and Parallel Circuit and Shading Simulation 530.070.260 DP Solar Motor 530.070.220 DP Charge Controller with LCD Display 530.070.400 DP Digital Multimeter MetraHit 2+ 530.070.210 DP Lead-Gel-Accumulator (7,2Ah) 770.318.011 Manual Photovoltaik II, English 588 technical details are subject to change without notice 2015 www.hera.de
PHOTOVOLTAICS: ISOLATED SYSTEM The component set for isolated systems includes all required parts for comprehensive test proceedings. The Component Panels (DP) and the transparent Training Boxes (DB) enable quick, clearly arranged and yet flexible test set-ups. If needed the set of components can be enhanced with extra components. DP (training panel) for DIN-A4 Training System Frame DB (training box) for Installation Walls Component Set Photovoltaics Isolated System 770.310.000 Component Set with all Components 770.310.005 Set of Cables for 770.310.000 Components Photovoltaics Isolated System 770.310.010 DP Photovoltaics Module 12V, 10W tiltable 770.310.170 DB Load 12V with Standard Socket KFZ (10A) 770.310.020 DP Halogen Lamp dimmable, 230V, 400W and Lamp Socket E27 770.310.030 DB Generator Connector with Voltmeter 15 / 150V 770.310.180 DB Circuit Breaker B6A, 3poles 770.310.040 DB Overvoltage Protection 12V 770.310.190 DB Relay 230V, 3NO, 1NC, 10A 770.310.050 DB Discharge Protection (Schottky Diode) 770.310.200 DB Mains Monitoring Relay 230 / 400V 770.310.060 DB Charge Regulator 12V, 4A 770.310.210 DB Residual Current Device 4pol., 30mA 770.310.070 DB Deep Discharge Protection 12V, 15A 770.310.220 DB Distribution Fuse Board 770.310.080 DB Safety Lamp 12V, 5W contin. Voltage (Sofitte) 770.310.230 Multimeter 770.310.090 DB Lead-Gel-Accumulator 770.310.240 Digital Lux Meter, 4½ digit 770.310.100 DP Charging Unit for Lead-Gel-Accumulator 770.310.250 DP Inverter 300W constant output 770.310.110 DB Safety Lamp for Non-Maintained-Mode 770.310.270 Light Bulbs 770.310.120 DB Lamp 230V 1x incandescent lamp 12V, 5W E14 a. 230V, 770.310.130 DB Relay 12V, 30A 15W E14; 1x energy safing lamp 12V, 11W E27 770.310.140 DB Resistor 10Ω, adjustable 770.310.290 Set of Electric Spare Parts 770.310.150 DB Resistor 2kΩ, adjustable PV Storage Box with Fuses, Tool for Fuse Change 770.310.160 DB Mains Adapter (blade-type) and Festoon Lamp see page 520 for more pictures 17 www.hera.de technical details are subject to change without notice 2015 589
COMPONENTS PHOTOVOLTAICS ISOLATED SYSTEM 770.310.010 770.310.020 770.310.250 770.310.030 770.310.040 770.310.050 770.310.060 770.310.070 770.310.080 770.310.090 770.310.110 770.310.120 770.310.100 770.310.130 770.310.140 770.310.160 770.310.150 770.310.170 770.310.180 770.310.190 770.310.200 770.310.210 770.310.220 770.310.230 770.310.240 590 technical details are subject to change without notice 2015 www.hera.de
PHOTOVOLTAICS: GRID-CONNECTED SYSTEM The component set for grid-connected system includes all required parts for comprehensive test proceedings. The Component Panels (DP) and the transparent Training Boxes (DB) enable quick, clearly arranged and yet flexible test set-ups. If needed the set of components can be enhanced with extra components. 770.311.050 770.311.040 770.311.021 770.311.010 Set and Components Photovoltaics: Grid-Connected System 770.311.010 DP Photovoltaics Module 48V, foldable and with 770.311.040 DB Energy - and Power Meter 230V stepless adjustable tilting angle, with 4x 400W 770.311.050 DB DC-Isolator Lamps for Sun Simulation 770.320.000 Set Photovoltaics: Grid-Connected System 770.311.021 DP Feeding-Inverter with Monitoring Unit PHOTOVOLTAICS: MANUALS AND SOFTWARE The manuals for the test proceedings to the hera Photovoltaics Training Systems hold many different test and theoretical information to the environment-friendly energy generation. With parts for students and instructors to isolated and grid-connected system. PV*SOL Pro is a suitable simulation software for the dimensioning and efficiency calculation of grid-connected and grid-independent photovoltaic systems. The software includes a sufficient module - and inverter data base with automatic update function. Handbücher Photovoltaics: und Software Manuals and Photovoltaik Software 770.318.010 Manual Photovoltaics I, English 530.970.010 PV*SOL Pro 4.5 set Software / Single License 770.318.011 Manual Photovoltaics II, English 530.970.020 PV*SOL Pro 4.5 set Software / 10fold Licenses 17 www.hera.de technical details are subject to change without notice 2015 591
PROFI PHOTOVOLTAICS MOBILE Consisting of: Mobile Base 970x700x130mm (WxDxH). 3x PROFI Extensions, height: 1200mm. Container 2x Drawers + 1 Door. Installation Wall for Training Boxes. Photovoltaics Module 4fold 48V, foldable. Tilting Angle 0...60 stepless adjustable. Optional for Indoor Use: Lamp Unit 4x 400W for Sun Simulation. Incl. Holder and Power Distribution. PROFI Photovoltaics Mobile, with tilt adjustment, foldable for compact storage, measuring units hooked in installation wall PROFI Photovoltaics Mobile 530.800.000 PROFI Photovoltaics Mobile 770.311.030 DP Remote-Unit for Inverter / ENS 530.890.000 Lamp Unit 4x 400W with Holder 770.311.040 DB Power - and Energy Meter 230V 770.311.021 DP Feeding-Inverter 770.311.050 DB DC-Isolator 592 technical details are subject to change without notice 2015 www.hera.de
WIND POWER The wind power panel is for the simulation of a real wind power plant. The development was done in cooperation with one of the leading manufactuers for wind power plants. Automatic Mode: Settings of nominal values are done either on integrated potentiometers or external sensors. Setting for Wind Direction: Integrated Graycode Switch External Graycode (4bit or 8bit) 4-20mA 0-10V Setting for Wind Speed: 0-10V 4-20mA PWM-Signal Setting for Degree of Daylight: Internal LDR After entering all nominal values, the panel operates completely autarc and simulates all options of a real wind power plant. Pitch-adjustment (rotor blade), depending on the wind force between 0 (full surface) to 90 (break). Azimuth tracking (wind direction), depending on the wind direction the azimuth is automatically positioned. The rotation speed of the rotor changes with the wind speed. Change between day - and night light (warning light for aviation) with respect to the degree of ambient daylight. Drivetrain break for emergency stop mode. All functions in case of emergency stop, service mode and power failure could be simulated with switches. A 7-segment-display indicates the actual wind speed, rpm of the rotor and the generated and consumed power. Manual Operation (Optional): In manual operation the overall automatic controls are disabled. Now all actuators could be controlled by SPS and all integrated sensors could be read out, connection is done to SUB-D socket. Actuators: Rotation speed of the rotor via PWM-signal Pitch adjustment via PWM-signal Azimuth tracking via +24V left or right signal LED break LED day light LED night light Sensors: Wind direction (Graycode) Azimuth position (Graycode) Service switch (24V) Enable switch (24V) Emergency stop switch (24V) Power failure (24V) Actual value rotation speed (pulses per minute) Brightness sensor (0-10V) Wind speed (0-10V) Wind Power 530.075.000 Wind Power Panel 530.118.001 Manual with CD, English: Wind Power Panel 17 www.hera.de technical details are subject to change without notice 2015 593
SOLAR TECHNOLOGY WITH PUMP CYCLE (PU) This model imparts detailed knowledge about the function of a solar system with pump cycle. The miniature collector could be operated outside with natural sun or indoor with the artifical light unit. The clearly arranged and yet compact set-up of the training system is ideal either for theoretical or practical lessons. Integrated meters directly indicate the actual temperature, flow volume and pressure and allow the determination of specific parameters with high repeating accuracy. Optionally we offer a mobile base for this bench-top model, this assures the convenient transportation between various class rooms. Learning Contents: Basic information about thermic solar systems. Get to know and explain the typical components of a solar system. Comprehension and explanation of the set-up, functionality and effect of all components. Determination and analysation of system specific parameter. Determination of cost-effective system variables. Characteristics of the safety - and control devices. Start-up and handover of a solar systems. Technical Details: Dimensions: approx. 800 x 470 x 1000mm (WxDxH) Weight: approx. 40kg Electrical connection: Schuko 230V AC Cold water connection SK - ¾ Waste water connection SK - ¾ Solar Technology with Pump Cycle (PU) 770.104.000 770.104.001 Solar Technology with Pump Cycle (PU) Connectors 770.104.003 Mobile Base 594 technical details are subject to change without notice 2015 www.hera.de
SOLAR TECHNOLOGY WITH THERMOSYPHON PRINCIPLE - TS This model imparts detailed knowledge about the function of a solar system in thermosyphon principle. The miniature collector can be operated outside with natural sun or indoor with the artifical light unit. A transparent tank and partly transparent pipes allow the view inside and visualize the natural circulation in different operation modes. Integrated connectors for meters allow temperature measurements at different points of the system. This helps the students to understand the processes of the system. As we mostly integrated original components of real systems, the imparted knowledge could be easily transfered into practice. The clearly arranged and yet compact set-up of the training system is ideal either for theoretical or practical lessons. Optionally we offer a mobile base for this bench-top model, this assures the convenient transportation between various class rooms. Learing Contents: Basic information about the thermosyphon principle. Get to know and explain the typical components of a solar system. Comprehension and explanation of the set-up, functionality and effect of all components. Determination and analysation of system specific parameter. Technical Details: Dimensions: approx. 800 x 470 x 1000mm (WxDxH) Weight: approx. 40kg No electrical connection required Cold water connection SK - ¾ Waste water connection SK - ¾ Solar Technology with Thermosyphon Principle (TS ) 770.104.100 770.104.101 Solar Technology with Thermosyphon Principle (TS) Connectors 770.104.103 Mobile Base 17 www.hera.de technical details are subject to change without notice 2015 595
THERMAL SOLAR SYSTEM This system enables to study the set-up and function of a thermal solar system for the provision of hot water. It explanes the settings, the adjusting possibilities and operation. As we consequently integrated original components of real systems, the imparted knowledge could be easily transfered into practice. Integrated connectors for meters and openings at all relevant points enable the collection of parameters like collector feed and collector supply, tank temperature and system pressure. For the collection of the data and comparisson with the manufacturers parameters we offer a complete set of digital meters, but you can even use existend ones. The operation of the system bases on temperature differences. To keep the model independent from weather and time of day, it could optionally be equipped with a light unit. The standard product is equipped with a plastic tank. On demand an approx. 50l water tank or a stainless steel tank with approx. 30l and layering measurement could be integrated. Learing Contents: Planning and dimensioning thermal solar systems. Preparation of a customer hand-over check list with demonstrations at the model. Preparing an argumentation aid for meetings with customers. Performing check-ups and maintenances at the model. Get to know and explain the typical components of a solar system. Comprehension and explanation of the set-up, functionality and effect of all components. Determine and analyse system specific parameters like collector capacity / efficiency / layering, etc. Regulation / control of a thermal solar system. Technical Details: Dimensions: approx. 2250 x 2080 x 800mm (WxHxD) Weight: approx. 105kg Electrical connection: Schuko 230V AC Thermal Solar System 770.106.000 Thermal Solar System 770.106.010 Set of Digital Meters 770.106.005 Lamp Unit 770.106.011 Maintenance Case Solar 770.106.006 Tank 50ltr. 770.106.012 Filling - and Rinsing Device 770.106.007 Stainless Steel Tank with Layering Measurement 785.050.000 Planning Software T-Sol 596 technical details are subject to change without notice 2015 www.hera.de
HEAT PUMP The bench top model Heat Pump is the ideal base for the explanation of all important processes within a heat pump system. The model holds various possibilities for tests and calculations of the heat pump process. Integrated meters for the collection of following parameters: Power consumption Pressure, sucion side Pressure, discharge side Temperature sucion - and discharge side Flow quantity primary - and secudary side Temperature primary - and secundary side Characteristics: 1x Heat pump unit 1x Coaxial capacitor 1x Digital thermometer 1x Energy meter 1x Flow meter 1x Pressure - and temperature meter, low pressure 1x Pressure - and temperature meter, high pressure 1x Condensate pan 1x Complete piping and wiring of the system Technical Details: Dimensions: approx. 500 x 600 x 450mm (WxHxD) Cold water connector: quick connector 3/4 Waste water hose: DN 50 Electrical connection: Schuko 230V AC Heat Pump 740.105.000 Heat Pump Model 740.105.001 Mobile Base 17 www.hera.de technical details are subject to change without notice 2015 597
HEAT PUMP VARIO This model is to study the functionality of 4 different principles of heat pumps. By simply switching over, the system mode could be changed between air/air, air/water, water/air and water/water. As we mostly integrated original components of real systems, the imparted knowledge could be easily transfered into practice. The clearly arranged and yet compact set-up of the training system is ideal either for theoretical or practical lessons. Integrated meters for direct indication of temperatures and pressures in the cooling cycle as well as the water quantity in the heating cycle allow the determination of specific parameters with high repeating accuracy. Pressure resistant glasses are integrated at the allowed points for the visualization of the cooling mediums aggregate state. Optionally the model could be equipped with a PC connected data logging system. All relevant data could be logged, visualized and evaluated by software. The solid aluminium base could optionally be equipped with a hardwearing cabinet for the storage of the measuring instruments and the manuals. Learing Contents: Identification of all heat pump components. Comprehension and explanation of the set-up, functionality and effect of all components. Identification of the cooling mediums aggregat states. Determination and analyze of system relevant parameters. Comparing the data for air/air -, air/water -, water/air - and water/water systems. Determine the limitation of each system and thus the resulting applications. Characteristics of the safety - and control devices. Checking the safety - and control devices. Determination of possible malfunctions of heat pumps and explanation of its effects to functionality. Preparing an argumentation aid for meetings with customers. Preparing a check list for the regular service on heat pumps. Technical Details: Dimensions: approx. 1200 x 600 x 1600mm (WxDxH) Weight: approx. 90kg Electrical connection: Schuko 230V AC Cold water connection SK - ¾ Waste water connection SK - ¾ Heat Pump VARIO 740.106.000 740.106.001 Model Heat Pump VARIO Connectors 740.106.003 Integrated Data Logging incl. Analyzing Software 598 technical details are subject to change without notice 2015 www.hera.de