elgris HYBRID BASIC Manual

Diesel – pv off the shelve

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Hybrid Controller
Manual
Version 2.5
"Diesel – PV Off the shelve"
elgris
GmbH
Langerweher Str. 10
D-52459 Inden
Germany
www.elgrispower.com
info@elgrispower.com

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  • Page 1 Hybrid Controller “Diesel – PV Off the shelve” Manual Version 2.5 elgris GmbH Langerweher Str. 10 D-52459 Inden Germany www.elgrispower.com info@elgrispower.com...
  • Page 2: Table Of Contents

    Fuel Saving mode with generator _____________________________________________________ 14 COMMISSIONING ________________________________________________________________________ 14 First time power on __________________________________________________________________ 14 GRAPHICAL USER INTERFACE ________________________________________________________ 15 Overview __________________________________________________________________________ 15 Inverter settings _____________________________________________________________________ 15 elgris cloud _________________________________________________________________________ 16 System settings _____________________________________________________________________ 17 www.elgrispower.com Version: 7. Oktober 2018 12:40 Page 2 of 25...
  • Page 3 Multiple generators with elgris SMART METER ___________________________________________ 18 5.5.1 Grid and dual generator application example with optional storage _________________________ 19 ADJUSTING THE PID SETTINGS _______________________________________________________ 20 Manual tuning ______________________________________________________________________ 20 Ziegler–Nichols method ______________________________________________________________ 21 MODBUS GATEWAY FUNCTION_______________________________________________________ 21 MODBUS SERVER _______________________________________________________________________ 22...
  • Page 4: Introduction

    PV system connected with a Diesel generator in an intelligent way. With the modern HYBRID BASIC series Diesel - PV controller you can control your PV system in a way that Diesel load is minimised, and fuel saving is maximized. The modern controllers offer the following functions: •...
  • Page 5: Version Overview

    Version overview The HYBRID BASIC series controller consists of 1 model now. www.elgrispower.com Version: 7. Oktober 2018 12:40 Page 5 of 25...
  • Page 6: Installation

    Installation Safety instructions Before installing the product in the end-installation, ensure that the device is not damages during transport and everything looks in a normal way. All the connecting cables must not be bent or squeezed. This can result in malfunctions, short circuits and defects in the device and/or sensor connected.
  • Page 7: Pin Description

    Pin description Description Minimum Maximum Analogue input 1 positive 0 V / 0 mA 10 V / 20 mA* Analogue input 2 positive 0 V / 0 mA 10 V / 20 mA* Input common level Digital input 1 Open Closed Digital input 2 Open...
  • Page 8: General Connection Overview Grid And Fuel Saving

    General connection overview GRID and FUEL SAVING PV inverter 1 2 3 4 5 6 www.elgrispower.com Version: 7. Oktober 2018 12:40 Page 8 of 25...
  • Page 9: Rs 485 Pin Out

    RS 485 pin out Description Not connected RS-232 TX (Only on A) RS-232 RX (Only on A) RS-485 B (D-) RS-485 A (D+) Not connected Not connected Dipswitches There are 2 dipswitches on the controller. The 2 switch is for the termination resistors of the RS 485 A and B and the 6 switches if for settings.
  • Page 10 LED status The LED on board informs the user about the internal status. LED colour Meaning Action No power or internal error Contact support Internal Error Contact support Date and time not set, no USB data Update date and time or check logging possible internet connection for SNTP Standby, no inverter online...
  • Page 11: Software

     Availability of the settings and display screen depends on the firmware version. Settings reading To read out the actual parameters of the HYBRID BASIC controller press the OK button. The led will start flashing green and by pressing UP and DOWN you can scroll through the parameters.
  • Page 12: Parameter Overview

    Parameter overview The following parameters are available. Not all paramters can be changed. Parameters which can not be changed are marked with a * and are read only. Most parameters which can not be changed are for measurements only. Parameter 4 and 9 are used for the power calculations. Parameter 4 holds the secundairy value of the CT and parameter 9 the primairy.
  • Page 13: Grid Feed In Protection Modus

    Binair output Grid feed in protection modus The HYBRID BASIC controller can also be used to set a specific feed in limit, prevent the inverter from feeding into a (public) grid (zero export) or have a minimum consumption from the grid.
  • Page 14: Fuel Saving Mode With Generator

    Fuel Saving mode with generator In the “Fuel Saving” mode the controller automatically determines the optimum production point of the solar system to archive maximum savings for the Diesel. Further the controller ensures that the generator will not be running under the minimum load specified by the engine manufacturer. The controller accepts two different setpoints which can be selected with digital input 1 (pin 4).
  • Page 15: Graphical User Interface

    Graphical User Interface The HYBRID BASIC controller includes a webserver to adjust the system parameters and see the status of the system. By default, the webserver can be reached by typing the IP address 192.168.1.100 in a web browser. Supported web browsers are Microsoft Edge, Google Chrome and Mozilla Firefox.
  • Page 16: Elgris Cloud

    With the elgris cloud you can store data on the open source platform eCloud. This enables the user to have a cloud solution where all data can be visualised and transferred on other mediums. The eCloud software can run on the open source server, a self-hosted server or local server like Raspberry PI.
  • Page 17: System Settings

    System settings Status information and settings for information Basic settings like IP address and date / time Advanced settings for RS 485 bus and control parameters On the settings page the main settings and parameters can be changed. To enable the advanced settings, the checkbox must be selected.
  • Page 18: Multiple Generators With Elgris Smart Meter

     Ensure that all SMART METERS are powered all the time, otherwise the communication is delayed all the time. To select the elgris SMART METER first select “elgris SM” in the dropdown and fill out the IP address. MODBUS port is 502 by default.
  • Page 19: 5.5.1 Grid And Dual Generator Application Example With Optional Storage

    5.5.1 Grid and dual generator application example with optional storage In this example the elgris BASIC is used as the master controller. The BASIC communicates with each generator over Ethernet and collects the load of each generator. The BASIC controller automatically determines the optimum setpoint for each generator and sends a setpoint to the PV inverters.
  • Page 20: Adjusting The Pid Settings

    Adjusting the PID settings The elgris HYBRID controller has a real time PID controller to adjust the amount of PV power within the system. By setting one value to zero, P, PI or PID controllers can be set. For standard applications, the PI controller is a good starting point.
  • Page 21: Ziegler-Nichols Method

    3 * Ku * Tu / 40 MODBUS gateway function The elgris controller can also act as a MODBUS gateway from TCP to RS-485 on port B only. Use the IP address of the elgris HYBRID controller and port 502 to connect.
  • Page 22: Modbus Server

    MODBUS SERVER The elgris BASIC includes a MODBUS TCP server with parameter mapping according to SunSpec parameter list 203. By offering an open protocol the implementation can be easily adopted to the user needs. The MODBUS uses port 502 by default.
  • Page 23: Register Mapping Wye Connect Meter Model

    Register mapping WYE connect Meter Model Address Size Name Label Value Type R/W Description WYE-connect Value = 203 40069 three phase uint16 Uniquely identifies this as a (abcn) meter SunSpec 203 MODBUS Map 105 = Length of block in 16-bit 40070 SunSpec_Length uint16...
  • Page 24 Address Size Name Label Value Type R/W Description 40102 int16 Power factor 40103 PFphA PF phase A int16 40104 PFphB PF phase B int16 40105 PFphC PF phase C int16 40106 PF_SF sunssf Power factor scale factor 40107 TotWhExp acc32 Total Wh exported 40109 TotWhExpPhA...
  • Page 25: Custom Mapping

    Custom mapping The following table shows a custom mapping with a start address of 41000. This mapping can be read with function 0x03. Address Size Name Value Type Description 41000 Temperature Degree CPU temperature 41001 Frequency Grid frequency * 100 41002 V L1 Voltage L1 * 100...

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