Hydrogen fuel stand-by power supply monitoring system and method

Hydrogen fuel stand-by power supply monitoring system and method

CN
  • CN 103,885,422 B
  • Filed: 03/26/2014
  • Issued: 02/23/2018
  • Est. Priority Date: 03/26/2014
  • Status: Active Grant
First Claim
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1. a kind of hydrogen fuel stand-by power supply monitoring system, it is characterised in that including rack, hydrogen fuel stand-by power supply, gate inhibition'"'"'s sensingDevice, water sensor, hydrogen gas concentration sensor, intelligent electric meter, input module, temperature sensor, humidity sensor, microprocessorDevice, remote communication module, memory module, output module and rotating ring system host computer, wherein:

  • The hydrogen fuel stand-by power supply, the entrance guard sensor, the water sensor, the hydrogen are provided with the rackConcentration sensor and the intelligent electric meter, wherein, when the hydrogen fuel stand-by power supply breaks down, the hydrogen fuel standby electricityThe alarm dry contact in source is connected, when the cabinet door is opened, the dry contact connection of the entrance guard sensor, when water do not had it is describedDuring the probe of water sensor, the dry contact of the water sensor is connected, when the density of hydrogen in the rack reaches or surpassesWhen crossing preset value, the dry contact of the hydrogen gas concentration sensor is connected, and thus gathers the failure letter of the hydrogen fuel stand-by power supplyBreath, the switching information of the cabinet door, the water logging information in the rack, in the rack hydrogen leakage information;

    The intelligenceCan ammeter be connected in the circuit of the hydrogen fuel stand-by power supply, for gather the hydrogen fuel stand-by power supply output current,Output voltage and output power information;

    The input module includes dry contact input block, the first serial communication interface unit, the second serial communication interface unitWith the 3rd serial communication interface unit, wherein:

    The dry contact input block and the dry contact of the entrance guard sensor, the dry contact of the water sensor, the hydrogenThe alarm dry contact of the dry contact of gas concentration sensor and the hydrogen fuel stand-by power supply connects, and connects the microprocessorI/O mouths, wherein:

    Cabinet door status data is obtained by the entrance guard sensor, when the cabinet door is opened, the gate inhibition passesThe dry contact of sensor is connected, the level shape of the first I/O mouths of the microprocessor of the dry contact connection of the entrance guard sensorState changes, and the microprocessor changes according to its I/O mouths level state judges whether the state of the cabinet door is out;

    Pass through instituteThe ponding state in water sensor acquisition rack is stated, when water did not had the probe of the water sensor, the water logging sensingThe dry contact of device is connected, the level state of the 2nd I/O mouths of the microprocessor of the dry contact connection of the water sensorChange, the microprocessor judges whether the water logging state of the rack is to be submerged by water according to the change of its I/O mouths level state;

    By the hydrogen gas concentration sensor obtain rack in density of hydrogen, when the density of hydrogen in the rack meet or exceed it is pre-If during value, the dry contact of the hydrogen gas concentration sensor is connected, the dry contact connection of the hydrogen gas concentration sensor it is described micro-The level state of 3rd I/O mouths of processor changes, and the microprocessor changes according to its I/O mouths level state judges the machineWhether hydrogen gas leakage occurs in cabinet;

    When the hydrogen fuel stand-by power supply breaks down, the alarm of the hydrogen fuel stand-by power supplyDry contact is connected, the level of the 4th I/O mouths of the microprocessor of the alarm dry contact connection of the hydrogen fuel stand-by power supplyState change, the microprocessor changes according to its I/O mouths level state judges whether the hydrogen fuel stand-by power supply occurs eventBarrier;

    The first serial communication interface unit is connected with the output serial ports of the hydrogen fuel stand-by power supply, and described first is serial logicalBelieve that interface unit connects the I/O mouths of the microprocessor by the first conversion chip, for by the hydrogen fuel stand-by power supplyOperation information is transferred to the microprocessor;

    The output serial ports of the second serial communication interface unit and the intelligent electric meter connectsConnect, the second serial communication interface unit connects the I/O mouths of the microprocessor by the second conversion chip, for by described inOutput current, output voltage and the output power information of hydrogen fuel stand-by power supply are transferred to the microprocessor;

    3rd stringRow communications interface unit is connected with the single bus interface of the temperature sensor and the humidity sensor, and the described 3rd is serial logicalBelieve that interface unit connects the I/O mouths of the microprocessor by the 3rd conversion chip, for by the temperature of the cabinet environment, wetDegrees of data real-time delivery is to the microprocessor;

    The output serial ports of the hydrogen fuel stand-by power supply is CAN-BUS EBIs, and the first serial communication interface unit isCAN-BUS EBIs, first conversion chip are used to CAN protocol signal being converted into TTL formatted data signals;

    The output serial ports of the intelligent electric meter is RS485 interfaces, and the second serial communication interface unit is RS485 interfaces, instituteThe second conversion chip is stated to be used to RS485 communication protocol signals being converted into TTL formatted data signals;

    The 3rd serial communication interface unit is single bus interface, and the 3rd conversion chip is used for single bus communication protocolSignal is converted into TTL formatted data signals;

    The I/O mouths of the microprocessor are connected with the remote communication module, for judging the cabinet door when microprocessorState is out, hydrogen gas leakage occurs to be submerged by water, in the rack for the water logging state of the rack or the hydrogen fuel is standbyDuring power failure, the fault alarm information of the hydrogen fuel stand-by power supply is actively sent to user according to default program,Or receive instructions query of the user to the Monitoring Data of the hydrogen fuel stand-by power supply, and send respective queries instruction to userThe hydrogen fuel stand-by power supply Monitoring Data;

    The I/O mouths of the microprocessor are connected with the memory module, for by the Monitoring Data of the hydrogen fuel stand-by power supplyIt is stored in the memory module;

    The I/O mouths of the microprocessor are connected with the output module, and the output module connects the rotating ring system host computer,For by whether hydrogen occurring in the operation information of the hydrogen fuel stand-by power supply, the state of the cabinet door, the rackWhether leakage, the rack are submerged by water, the hydrogen fuel stand-by power supply breaks down, the output of the hydrogen fuel stand-by power supplyThe temperature of electric current, output voltage and output power information and the cabinet environment, humidity data are uploaded to the rotating ring system of operatorSystem;

    The output module includes the 4th conversion chip and the 4th serial communication interface unit, and the 4th conversion chip is by microprocessorThe information of the TTL data formats of the I/O mouths output of device is converted into RS485 communication protocol signals and is sent to the 4th serial communication interfaceUnit, the 4th serial communication interface unit connect the rotating ring system host computer;

    The remote communication module is gsm module, and data are exchanged with the SIM card comprising a SIM card, and by SIM900A chips,Data are sent by short message or cordless communication network;

    The memory module is TF card;

    The alarm dry contact of the hydrogen fuel stand-by power supply includes Hydrogen Vapor Pressure detection dry contact, described at least one hydrogen cylinderHydrogen fuel stand-by power supply overload detection dry contact and system gross mistake detection dry contact, the 4th I/O mouths of the microprocessorIncluding at least three I/O mouths, wherein:

    Hydrogen Vapor Pressure detects dry contact at least one hydrogen cylinder, when Hydrogen Vapor Pressure is less than preset value in a hydrogen cylinderWhen, Hydrogen Vapor Pressure detection dry contact closure in the hydrogen cylinder, Hydrogen Vapor Pressure detection dry contact connection is described micro- in the hydrogen cylinderThe I/O mouths level state of processor changes, and the microprocessor changes according to its I/O mouths level state to be judged in the hydrogen cylinderWhether hydrogen has been used up;

    The hydrogen fuel stand-by power supply overload detection dry contact, when the hydrogen fuel stand-by power supply overloads, the hydrogen fuel is standbyClosed with power supply overload detection dry contact, the microprocessor of the hydrogen fuel stand-by power supply overload detection dry contact connectionI/O mouths level state changes, and the microprocessor changes according to its I/O mouths level state judges that the hydrogen fuel stand-by power supply isNo overload;

    The system gross mistake detects dry contact, described when the hydrogen fuel standby power system occurs default wrongSystem gross mistake detection dry contact closure, the I/O of the microprocessor of the system gross mistake detection dry contact connectionMouth level state changes, and the microprocessor changes whether judge the hydrogen fuel stand-by power supply according to its I/O mouths level stateGeneration gross mistake.

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