CN211010808U - Intelligent gas pressure regulating box - Google Patents
Intelligent gas pressure regulating box Download PDFInfo
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- CN211010808U CN211010808U CN201921944626.2U CN201921944626U CN211010808U CN 211010808 U CN211010808 U CN 211010808U CN 201921944626 U CN201921944626 U CN 201921944626U CN 211010808 U CN211010808 U CN 211010808U
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Abstract
The utility model provides an intelligence gas pressure regulating box, include: the system comprises a pressure regulating branch inlet valve, a working pressure regulator, a monitoring pressure regulator, a pressure regulating branch outlet valve, an information acquisition unit, a controller, a communication module and an SOFC power supply unit; the pressure regulating branch inlet valve, the working pressure regulator, the monitoring pressure regulator and the pressure regulating branch outlet valve are connected in sequence; the information acquisition unit comprises a sensor combination signal acquisition module, the sensor group is arranged on the voltage regulation branch and the SOFC power supply unit, and the sensor group is connected with the signal acquisition module; the signal acquisition module is connected with the communication module; the communication module is in communication connection with the remote processing terminal and is connected with the controller; the controller is connected with the inlet valve of the pressure regulating branch, the working pressure regulator and the monitoring pressure regulator. The utility model discloses a remote monitoring and intelligent management of pressure regulating box operating condition have solved the continuous power supply problem of intelligent gas pressure regulating box.
Description
Technical Field
The utility model discloses pressure regulating box technical field, concretely relates to intelligence gas pressure regulating box.
Background
The gas pressure regulating box is key equipment in an urban gas transmission and distribution system, and has the main functions of regulating gas pressure and assisting with a flow regulating function. Along with the gradual development of the urban gas system towards intellectuality, the intelligent improvement of gas pressure regulating box is imperative.
In an urban gas transmission and distribution system, a gas pressure regulating box has the problem of difficulty in accessing municipal power supply, so that part of the pressure regulating box runs under the condition of no electricity. Along with the development of the urban gas system towards the intellectualization direction, the requirement of the pressure regulating box for operation data acquisition and remote transmission is higher and higher, so that the stable power supply of the pressure regulating box becomes one of the main restrictions of the intellectualization development of the urban gas infrastructure.
Municipal power supply is the most ideal power supply mode for the voltage regulating box. But limited to the geographical position factor of the pressure regulating box, part of the pressure regulating boxes are far away from municipal power supply lines and do not have the condition of being connected with the mains supply. Or the municipal power supply cost of the voltage regulating box is too high, so that the voltage regulating box does not have the municipal power supply condition. Solid Oxide Fuel cells (SOFC, hereinafter referred to collectively as SOFC) use a Solid Oxide material as an electrolyte, and have a rich power generation raw material, such as hydrogen gas or natural gas. SOFC products are now mature, and SOFC is used in domestic cogeneration systems ENE-far, such as those introduced by the japan ericsson corp. The system uses natural gas as a raw material to supply power, heating and hot water for families, and the overall energy utilization efficiency can reach 90%. At present, the SOFC product is not applied to a pressure regulating box in a precedent.
SUMMERY OF THE UTILITY MODEL
Not enough to the above-mentioned of prior art, the utility model provides an intelligence gas pressure regulating box to solve above-mentioned technical problem.
The utility model provides an intelligence gas pressure regulating box method, include:
the system comprises a pressure regulating branch inlet valve, a working pressure regulator, a monitoring pressure regulator, a pressure regulating branch outlet valve, an information acquisition unit, a controller, a communication module and an SOFC power supply unit;
the pressure regulating branch inlet valve, the working pressure regulator, the monitoring pressure regulator and the pressure regulating branch outlet valve are connected in sequence; the information acquisition unit comprises a sensor combination signal acquisition module, the sensor group is arranged on the voltage regulation branch and the SOFC power supply unit, and the sensor group is connected with the signal acquisition module; the signal acquisition module is connected with the communication module; the communication module is in communication connection with the remote processing terminal and is connected with the controller; the controller is connected with the inlet valve of the pressure regulating branch, the working pressure regulator and the monitoring pressure regulator.
Furthermore, the pressure regulating box further comprises a bypass, and an inlet bypass valve and an outlet bypass valve are arranged on the bypass.
Further, the sensor group comprises a temperature sensor, a pressure sensor, an opening sensor, a humidity sensor, a valve position sensor, a gas probe and a vibration anti-theft sensor.
Further, the temperature sensor group comprises an inlet temperature sensor, an outlet temperature sensor and an ambient temperature sensor; the pressure sensors comprise an inlet pressure sensor, an outlet pressure sensor, a pressure sensor before pressure regulation, a pressure sensor between pressure regulation and a pressure sensor after pressure regulation; the opening sensor comprises a working pressure regulator opening sensor and a monitoring pressure regulator opening sensor; the humidity sensor comprises an ambient humidity sensor; the valve position sensor comprises a pressure regulating branch inlet valve position sensor and a pressure regulating branch outlet valve position sensor;
wherein, the inlet pressure sensor and the inlet temperature sensor are both arranged at the upstream inlet of the pressure regulating box; the outlet pressure sensor and the outlet temperature sensor are both arranged at the downstream outlet of the pressure regulating box; the pressure regulating branch inlet valve position sensor is arranged on the pressure regulating branch inlet valve; the pressure sensor before pressure regulation is arranged at the inlet end of the pressure regulator, and the opening sensor of the working pressure regulator is arranged on the working pressure regulator; the pressure sensor between the pressure regulation is arranged between the working pressure regulator and the monitoring pressure regulator; the opening sensor of the monitoring pressure regulator is arranged on the monitoring pressure regulator; the pressure sensor after pressure regulation is arranged at the outlet end of the monitoring pressure regulator; and the pressure regulating branch outlet valve position sensor is arranged on the pressure regulating branch outlet valve.
Furthermore, the inlet valve of the pressure regulating branch adopts an electric valve, and the outlet valve of the pressure regulating branch adopts a manual ball valve.
Further, the pressure regulating box further comprises a fault early warning module, and the fault early warning module is connected with the signal acquisition module.
Further, the SOFC power supply unit comprises an SOFC system, an inverter and a transformer, wherein the inlet end of the SOFC system is communicated with the outlet end of the outlet valve of the pressure regulating branch, and the outlet end of the SOFC system is connected with the inverter and the transformer.
Furthermore, an SOFC branch valve, a pressure regulating valve, an electromagnetic valve, a gas probe and an emergency cut-off valve are arranged on a communicating pipeline of the SOFC system and the pressure regulating branch.
Further, the SOFC power supply unit further includes a charging controller and a battery pack, the charging controller is on a communication pipeline between the SOFC system and the battery pack, and the battery pack is connected to the inverter and the transformer.
Further, the output voltage of the inverter is 24V, and the output voltage of the transformer is 220V.
The utility model has the advantages that,
the utility model provides an intelligence gas pressure regulating box adds in current gas pressure regulating box system and establishes multiple sensor, electric valve, remote monitoring and early warning module and SOFC electricity generation power supply system, has realized the remote monitoring and the trouble early warning of pressure regulating box. Meanwhile, natural gas is used as a raw material for power generation, and power is supplied to the pressure regulating box for data acquisition and communication, remote regulation and control, fault early warning, an electric valve and the like, so that self-power supply and intelligent unmanned regulation and control of the pressure regulating box are realized. The utility model discloses a remote monitoring of pressure regulating box operating condition has reduced a ray of operation operating personnel's work burden, has promoted the safe operation of pressure regulating box. The problem of the continuous power supply of intelligent gas pressure regulating box is solved, according to the operating characteristics of SOFC, the power supply system can continuously operate for tens of thousands to hundreds of thousands of hours, the pressure regulating box with higher cost is small in proportion, and the fuel gas pressure regulating box is one of ideal solutions for continuous power supply of the pressure regulating box and has wide application prospect.
Furthermore, the utility model relates to a principle is reliable, and simple structure has very extensive application prospect.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an intelligent gas pressure regulating tank according to an embodiment of the present invention;
wherein, 1-inlet bypass valve; 2-an outlet bypass valve; 3-pressure regulating branch inlet valve; 4-working voltage regulator; 5-monitoring the voltage regulator; 6-outlet valve of pressure regulating branch; 7-SOFC branch valves; 8-pressure regulating valve; 9-an electromagnetic valve; 10-emergency cut-off valve; 11-SOFC systems; 12-a charge controller; 13-a transformer; 14-an inverter; 15-a battery pack; 16-a signal acquisition module; 17-a fault pre-warning module; 18-a controller; 19-a communication module; 20-a gas probe; 21-inlet bypass valve position sensor; 22-outlet bypass valve position sensor; 23-inlet pressure sensor; 24-inlet temperature sensor; 25-outlet pressure sensor; 26-outlet temperature sensor; 27-a pressure regulating branch inlet valve position sensor; 28-regulator pressure sensor; 29-working pressure regulating valve opening degree sensor; 30-pressure regulating pressure sensor; 31-monitoring a pressure regulator opening sensor; 32-pressure sensor after pressure regulation; 33-a pressure regulating branch outlet valve position sensor; 34-ambient temperature sensor; 35-ambient humidity sensor; 36-vibration theft prevention sensor.
Detailed Description
In order to make the technical solutions in the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.
To enhance understanding of the present application, the present invention is further described below with reference to the following examples.
Example 1
This embodiment provides an intelligence gas pressure regulating box, includes: an inlet bypass valve 1, an outlet bypass valve 2, a pressure regulating branch inlet valve 3, a working pressure regulator 4, a monitoring pressure regulator 5, a pressure regulating branch outlet valve 6, an SOFC branch valve 7, a pressure regulating valve 8, an electromagnetic valve 9, an emergency cut-off valve 10, an SOFC system 11, a charging controller 12, a transformer 13, an inverter 14, a battery pack 15, a signal acquisition module 16, a fault early warning module 17, a controller 18, a communication module 19, a gas probe 20, an inlet bypass valve position sensor 21, an outlet bypass valve position sensor 22, an inlet pressure sensor 23, an inlet temperature sensor 24, an outlet pressure sensor 25, an outlet temperature sensor 26, a pressure regulating branch inlet valve position sensor 27, a pre-pressure regulating pressure sensor 28, a working pressure regulator opening sensor 29, an inter-pressure regulating pressure sensor 30, a monitoring pressure regulator opening sensor 31, a post-pressure regulating, a pressure regulating branch outlet valve position sensor 33, an ambient temperature sensor 34, an ambient humidity sensor 35 and a vibration anti-theft sensor 36.
Wherein, the inlet bypass valve 1 and the outlet bypass valve 2 are used for controlling the switching condition of a bypass branch of the gas pressure regulating tank. The inlet valve 3 of the pressure regulating branch adopts an electric valve, is used for controlling the opening and closing conditions of the pressure regulating branch of the gas pressure regulating tank, and can receive the instruction sent by the controller 16 to automatically open and close. The working pressure regulator 4 can adjust the gas pressure according to the set conditions, meet the requirement of downstream gas pressure, and also can receive the instruction sent by the controller 16 to adjust the outlet temperature of the pressure regulator. The monitoring pressure regulator 5 is a spare working pressure regulator, the monitoring pressure regulator 5 does not work when the working pressure regulator 4 works normally, and when the failure outlet pressure of the working pressure regulator 4 exceeds the set pressure, the monitoring pressure regulator 5 is started to regulate the gas pressure according to the set pressure. And the pressure regulating branch outlet valve 6 adopts a manual valve and is used for controlling the on-off condition of the pressure regulating branch of the fuel gas pressure regulating tank. The SOFC branch valve 7 is a manual ball valve and is used for manually controlling the raw material supply of the SOFC system, and when the SOFC system needs to be overhauled, the SOFC branch valve 7 can be closed, and the fuel gas supply can be cut off. The pressure regulating valve 8 regulates the gas pressure according to the set conditions, and the gas pressure requirement of the SOFC system is met. And the electromagnetic valve 9 is used for receiving the control signal of the controller 17, controlling whether natural gas is supplied to the SOFC process, and realizing the start-stop operation of the power generation module by matching with the SOFC control system. And the emergency cut-off valve 10 is used for receiving a signal of the gas probe 19, and cutting off the gas supply of the SOFC system in an emergency when detecting that the gas in the pressure regulating box body leaks, so that the safety of the system is guaranteed. The SOFC system 11 is composed of an anode, a cathode, and an electrolyte membrane, wherein the cathode and the anode are respectively disposed at two sides of the electrolyte membrane, and a fuel and an oxidant are respectively introduced into the anode and the cathode chambers to generate an electrochemical reaction, thereby generating electric energy and heat. The working temperature of the battery is about 800 ℃. The scale of the battery can be realized by connecting a plurality of battery stacks in series and in parallel. The charging controller 12 is configured to monitor the power of the battery pack 14 and determine whether to charge the battery pack 14 according to the monitoring. And the transformer 13 is used for adjusting the power generation voltage of the SOFC, outputting 24V voltage, and supplying power to the working pressure regulator 4, the electromagnetic valve 9, the emergency cut-off valve 10, the signal acquisition module 15, the fault early warning module 16, the controller 17, the communication module 18, the fuel gas probe 19, the inlet bypass valve position sensor 20, the outlet bypass valve position sensor 21, the inlet pressure sensor 22, the inlet temperature sensor 23, the outlet pressure sensor 24, the outlet temperature sensor 25, the pressure regulating branch inlet valve position sensor 26, the pressure sensor 27 before pressure regulation, the working pressure regulator opening sensor 28, the pressure sensor 29 between pressure regulation, the monitoring pressure regulator opening sensor 30, the pressure sensor 31 after pressure regulation and the pressure regulating branch outlet valve position sensor 32. And the inverter 14 receives the input of the SOFC system 11, inverts the input into 220V output and supplies power for the inlet valve 3 of the pressure regulating branch. And the battery pack 15 is used for storing the SOFC for power generation and supplying power to the voltage regulating box electric equipment when the SOFC is stopped in emergency. And the signal acquisition module 16 is used for acquiring the running state information of the SOFC system 11, the running information of the charge controller 12, the gas probe 20, the inlet bypass valve position sensor 21, the outlet bypass valve position sensor 22, the inlet pressure sensor 23, the inlet temperature sensor 24, the outlet pressure sensor 25, the outlet temperature sensor 26, the pressure regulating branch inlet valve position sensor 27, the pressure sensor 28 before pressure regulation, the working pressure regulator opening sensor 29, the pressure sensor 30 between pressure regulation, the monitoring pressure regulator opening sensor 31, the pressure sensor 32 after pressure regulation, the pressure regulating branch outlet valve position sensor 33, the ambient temperature sensor 34, the ambient humidity sensor 35 and the information of the vibration anti-theft sensor 36, and the information is transmitted to the fault early warning module 17 and the communication module 19 after being sorted. And the fault early warning module 17 is used for receiving the information transmitted by the signal acquisition module 16, analyzing the working state of the voltage regulator according to a built-in algorithm and giving out fault early warning information and maintenance and repair suggestions of the voltage regulator. The controller 18 receives an operation instruction issued by the upper monitoring system through the communication module 19, and controls the working condition of the pressure regulating branch and the working condition of the SOFC power generation module according to the operation instruction. And the communication module 19 receives the information transmitted by the signal acquisition module 16 and the fault early warning module 17, transmits the information to the upper monitoring system in a wired/wireless mode, receives an instruction sent by the upper monitoring system, and forwards the instruction to the controller 18. And the gas probe 20 is used for monitoring the gas concentration in the pressure regulating tank, and sending a cutting signal to the emergency cut-off valve 10 after the gas concentration reaches a set value, so that the safe operation of the system is ensured. The inlet bypass valve position sensor 21 is used for monitoring the opening and closing states of the inlet bypass valve 1, and the feedback states comprise valve opening, valve closing and valve position abnormity. And the outlet bypass valve position sensor 22 is used for monitoring the opening and closing states of the outlet bypass valve 2, and the feedback states comprise valve opening, valve closing and valve position abnormity. And an inlet pressure sensor 23 for measuring the gas pressure at the inlet of the surge tank. And an inlet temperature sensor 24 for measuring the temperature of the gas at the inlet of the pressure regulating tank. And the outlet pressure sensor 25 is used for measuring the gas pressure at the outlet of the pressure regulating tank. And an outlet temperature sensor 26 for measuring the temperature of the fuel gas at the outlet of the pressure regulating tank. And the pressure regulating branch inlet valve position sensor 27 is used for switching states of the pressure regulating branch inlet valve 3, and the feedback states comprise valve opening, valve closing and valve position abnormity. And the pre-pressure-regulating pressure sensor 28 is used for measuring the gas pressure between the pressure-regulating branch inlet valve 3 and the working pressure regulator 4. And the working pressure regulator opening sensor 29 is used for feeding back the valve opening percentage of the working pressure regulator 4. And the pressure sensor 30 between pressure regulation is used for measuring the gas pressure between the working pressure regulator 4 and the monitoring pressure regulator 5. And the monitoring pressure regulator opening sensor 31 is used for feeding back the percentage of the valve opening of the monitoring pressure regulator 5. And the pressure sensor 32 after pressure regulation is used for measuring and monitoring the gas pressure between the pressure regulator 5 and the pressure regulating branch outlet valve 6. And the pressure regulating branch outlet valve position sensor 33 is used for switching states of the pressure regulating branch inlet valve 6, and the feedback states comprise valve opening, valve closing and valve position abnormity. And the ambient temperature sensor 34 is used for measuring ambient temperature information in the pressure regulating tank. And the ambient humidity sensor 35 is used for measuring ambient humidity information in the pressure regulating tank. And the vibration anti-theft sensor 36 is used for measuring the vibration of the pressure regulating box and monitoring the unauthorized invasion of the pressure regulating box.
The gas pipeline connection mode in the system scheme adopted by the embodiment is as follows: (1) the fuel gas is introduced from an upstream inlet, sequentially passes through the inlet bypass valve 1 and the outlet bypass valve 2, and is connected with a downstream outlet. (2) The fuel gas enters from an upstream inlet, sequentially passes through a pressure regulating branch inlet valve 3, a working pressure regulator 4, a monitoring pressure regulator 5 and a pressure regulating branch outlet valve 6, and is connected with a downstream outlet. (3) And 1 branch is divided between the outlet bypass valve 2 and a downstream outlet and is connected with an inlet of an SOFC branch valve 7. (4) The inlet of the SOFC branch valve 7 is connected with a branch divided between the outlet bypass valve 2 and a downstream outlet, and outlet fuel gas enters the SOFC system 11 through a pressure regulating valve 8, an electromagnetic valve 9 and an emergency cut-off valve 10 in sequence and is converted into electric energy.
The power line connection mode in the system scheme adopted by the embodiment is as follows: (1) the inlet of the SOFC is connected with fuel gas from an emergency cut-off valve, and is respectively connected with a charging controller 12, a transformer 13 and an inverter 14 after being converted into electric energy. (2) The charge controller 12 is connected with the SOFC output power, and the outlet is connected with the battery pack 15. (3) The transformer 13 is connected with SOFC output power, an outlet is connected with each electric device after transformation, and the device comprises a working pressure regulator 4, an electromagnetic valve 9, an emergency cut-off valve 10, a signal acquisition module 16, a fault early warning module 17, a controller 18, a communication module 19, a gas probe 20, an inlet bypass valve position sensor 21, an outlet bypass valve position sensor 22, an inlet pressure sensor 23, an inlet temperature sensor 24, an outlet pressure sensor 25, an outlet temperature sensor 26, an inlet branch valve position sensor 27, a pressure sensor 28 before pressure regulation, a working pressure regulator opening sensor 29, a pressure sensor 30 between pressure regulation, a monitoring pressure regulator opening sensor 31, a pressure sensor 32 after pressure regulation, a pressure regulating branch outlet valve position sensor 33, an environment temperature sensor 34, an environment humidity sensor 35 and a vibration anti-theft sensor 36. (4) The inlet of the battery pack 15 is connected with the charging controller, and the outlet is connected with each electric device, and the content is the same as that in (3). (5) The inlet of the inverter 14 is connected with the SOFC system 11, and the outlet is connected with the pressure regulating valve 3 of the pressure regulating branch.
The signal line connection mode in the system scheme adopted by this embodiment is as follows: (1) the bypass valve position sensor 21 is connected with the inlet bypass valve 1, and acquires signals and sends the signals to the signal acquisition module 16; (2) the outlet bypass valve position sensor 22 is connected with the outlet bypass valve 2, and acquires signals and sends the signals to the signal acquisition module 16; (3) an inlet pressure sensor 23 and an inlet temperature sensor 24 are connected with the gas main pipeline between the upstream inlet and the pressure regulating branch inlet valve 3, and collected signals are sent to the signal collecting module 16; (4) the outlet pressure sensor 25 and the outlet temperature sensor 26 are connected with the gas main pipeline between the pressure regulating branch outlet valve 6 and the downstream outlet, and collected signals are sent to the signal collection module 16; (5) the pressure regulating branch inlet valve position sensor 27 is connected with the pressure regulating branch inlet valve 3, and acquires signals and sends the signals to the signal acquisition module 16; (6) the pressure sensor 28 before pressure regulation is connected with a gas pipeline of the pressure regulating branch between the pressure regulating branch inlet valve 3 and the working pressure regulator 4, and acquires signals and sends the signals to the signal acquisition module 16; (7) the working pressure regulator opening sensor 29 is connected with the working pressure regulator 4, and acquires signals and sends the signals to the signal acquisition module 16; (8) the pressure sensor 30 between the working pressure regulator 4 and the monitoring pressure regulator 5 is connected with a pressure regulating branch gas pipeline, and acquires signals and sends the signals to the signal acquisition module 16; (9) the opening sensor 31 of the monitoring voltage regulator is connected with the monitoring voltage regulator 5, and the collected signal is sent to the signal collecting module 16; (10) the pressure sensor 32 after pressure regulation is connected with a pressure regulating branch gas pipeline between the monitoring pressure regulator 5 and the pressure regulating branch outlet valve 6, and collects signals and sends the signals to the signal collection module 16; (11) the pressure regulating branch outlet valve position sensor 33 is connected with the pressure regulating branch outlet valve 6, and the collected signal is sent to the signal collecting module 16; (12) the pressure regulating branch relief valve position sensor 26 is connected with the pressure regulating branch relief valve 8, and acquires signals and sends the signals to the signal acquisition module 16; (14) the gas probe 9, the ambient temperature sensor 34, the ambient humidity sensor 35 and the vibration anti-theft sensor 36 are arranged at proper positions in the pressure regulating box, and acquire signals and send the signals to the signal acquisition module 16; (16) the inlet of the signal acquisition module 16 is connected with a gas probe 20, an inlet bypass valve position sensor 21, an outlet bypass valve position sensor 22, an inlet pressure sensor 23, an inlet temperature sensor 24, an outlet pressure sensor 25, an outlet temperature sensor 26, a pressure regulating branch inlet valve position sensor 27, a pressure sensor before pressure regulation 28, a working pressure regulator opening sensor 29, a pressure sensor 30 between pressure regulation, a monitoring pressure regulator opening sensor 31, a pressure sensor after pressure regulation 32, a pressure regulating branch outlet valve position sensor 33, an environment temperature sensor 34, an environment humidity sensor 35, a vibration anti-theft sensor 36, and the outlet is connected with a fault early warning module 17, a controller 18 and a communication module 19; (17) the inlet of the fault early warning module 17 is connected with the signal acquisition module 16, and the outlet is connected with the communication module 19; (18) the communication module 19 is connected with the signal acquisition module 16 and the fault early warning module 17 at the inlet and connected with the controller 18 and the upper monitoring system at the outlet.
The system scheme adopted in this embodiment controls the signal line connection mode: (1) the inlet of the controller 18 is connected with a communication module 19, and the outlet is connected with a pressure regulating branch inlet valve 3, a working pressure regulator 4, an electromagnetic valve 9, an SOFC system 11 and a charging controller 12; (2) the inlet of the pressure regulating branch inlet valve 3 is connected with a controller 18; (3) the inlet of the working pressure regulator 4 is connected with a controller 18; (4) the inlet of the electromagnetic valve 9 is connected with a controller 18; (5) the inlet of the SOFC system 11 is connected with a controller 18; (6) the inlet of the charging controller 12 is connected with a controller 18; (7) the outlet of the gas probe 20 is connected with the emergency cut-off valve 10.
The working mode of the embodiment is as follows: the embodiment mainly comprises 3 working flows, namely gas pressure regulation, gas power generation and supply, remote monitoring and early warning. Wherein the gas pressure regulation is the existing function of the gas pressure regulating box. Gas power generation and supply: the natural gas enters the SOFC to generate power after being regulated to the specified pressure by the pressure regulating valve, and supplies power to each sensor, the signal acquisition module, the fault early warning module, the controller, the communication module and each electric valve of the pressure regulating box under the normal working condition. And meanwhile, the battery pack is arranged, the battery pack is charged under the normal working condition, the sufficient electric power of the battery pack is ensured, and the battery pack is adopted for emergency power supply under the accident working condition, so that the consistency of signal acquisition is ensured. Remote monitoring and early warning: the method comprises the steps of collecting the opening and closing state of an inlet/outlet bypass valve, the temperature/pressure of total inlet/outlet fuel gas, the state of an inlet/outlet valve of a pressure regulating branch, the opening of a working/monitoring pressure regulator, the pressure of the fuel gas before/between/after pressure regulation of the pressure regulating branch, the ambient temperature/humidity/methane concentration in a pressure regulating box and abnormal invasion of the pressure regulating box, finishing original signals by a signal collecting module and then respectively sending the original signals to a fault early warning module and a communication module, measuring and calculating the state of the pressure regulator by the fault early warning module according to a built-in algorithm and transmitting a conclusion to the communication module, communicating the communication module with an upper monitoring system, sending the running state of equipment of the pressure regulating box, receiving an instruction sent by the upper monitoring system, and adjusting the opening and closing of the pressure regulating.
Example 2
The embodiment provides an intelligent gas pressure regulating box which comprises a pressure regulating branch inlet valve 3, a working pressure regulator 4, a monitoring pressure regulator 5, a pressure regulating branch outlet valve 6, an information acquisition unit, a controller 18, a communication module 19 and an SOFC power supply unit; wherein, the inlet valve 3 of the pressure regulating branch, the working pressure regulator 4, the monitoring pressure regulator 5 and the outlet valve 6 of the pressure regulating branch are connected in sequence; the information acquisition unit comprises a sensor combination signal acquisition module 16, the sensor group is arranged on the voltage regulation branch and the SOFC power supply unit, and the sensor group is connected with the signal acquisition module 16; the signal acquisition module 16 is connected with the communication module 19; the communication module 19 is in communication connection with the remote processing end, and the communication module 19 is connected with the controller 18; the controller 18 is connected with the inlet valve 3 of the pressure regulating branch, the working pressure regulator 4 and the monitoring pressure regulator 5.
The information acquisition unit acquires information such as pressure, temperature and humidity, valve position and pressure regulator aperture in the pressure regulating box, and sends the information to communication module 19, and communication module uploads the information to the remote control end, and the remote control end generates control command and issues control command to controller 18 through communication module 19 according to the information, and controller 18 adjusts valve position and/or pressure regulator aperture according to the control command.
Example 3
The embodiment provides an intelligent gas pressure regulating box which comprises a pressure regulating branch inlet valve 3, a working pressure regulator 4, a monitoring pressure regulator 5, a pressure regulating branch outlet valve 6, an information acquisition unit, a controller 18, a communication module 19 and an SOFC power supply unit; wherein, the inlet valve 3 of the pressure regulating branch, the working pressure regulator 4, the monitoring pressure regulator 5 and the outlet valve 6 of the pressure regulating branch are connected in sequence; the information acquisition unit comprises a sensor combination signal acquisition module 16, the sensor group is arranged on the voltage regulation branch and the SOFC power supply unit, and the sensor group is connected with the signal acquisition module 16; the signal acquisition module 16 is connected with the communication module 19; the communication module 19 is in communication connection with the remote processing end, and the communication module 19 is connected with the controller 18; the controller 18 is connected with the inlet valve 3 of the pressure regulating branch, the working pressure regulator 4 and the monitoring pressure regulator 5.
In addition, the pressure regulating box also comprises a bypass path, and an inlet bypass valve 1 and an outlet bypass valve 2 are arranged on the bypass path. If the inlet bypass valve 1 and the outlet bypass valve 2 are opened, the fuel gas does not need to enter a pressure regulating branch for pressure regulating treatment.
Example 4
The embodiment provides an intelligent gas pressure regulating box which comprises a pressure regulating branch inlet valve 3, a working pressure regulator 4, a monitoring pressure regulator 5, a pressure regulating branch outlet valve 6, an information acquisition unit, a controller 18, a communication module 19 and an SOFC power supply unit; wherein, the inlet valve 3 of the pressure regulating branch, the working pressure regulator 4, the monitoring pressure regulator 5 and the outlet valve 6 of the pressure regulating branch are connected in sequence; the information acquisition unit comprises a sensor combination signal acquisition module 16, the sensor group is arranged on the voltage regulation branch and the SOFC power supply unit, and the sensor group is connected with the signal acquisition module 16; the signal acquisition module 16 is connected with the communication module 19; the communication module 19 is in communication connection with the remote processing end, and the communication module 19 is connected with the controller 18; the controller 18 is connected with the inlet valve 3 of the pressure regulating branch, the working pressure regulator 4 and the monitoring pressure regulator 5. The SOFC power supply unit comprises an SOFC system, an inverter and a transformer, wherein the inlet end of the SOFC system is communicated with the outlet end of the outlet valve of the pressure regulating branch, and the outlet end of the SOFC system is connected with the inverter and the transformer.
The SOFC system is communicated with a pressure regulating branch behind the pressure regulating outlet valve, and the pressure regulating branch supplies fuel gas to the SOFC system. The SOFC system generates electrical energy from the fuel gas, and the generated electrical energy is converted by an inverter 14 and a transformer 13 to supply power to different components in the voltage regulating tank.
Although the present invention has been described in detail by referring to the drawings in conjunction with the preferred embodiments, the present invention is not limited thereto. Various equivalent modifications or substitutions can be made on the embodiments of the present invention by those skilled in the art without departing from the spirit and substance of the present invention, and these modifications or substitutions are intended to be within the scope of the present invention/any person skilled in the art can easily conceive of changes or substitutions within the technical scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. The utility model provides an intelligence gas pressure regulating box which characterized in that, the pressure regulating box includes:
the system comprises a pressure regulating branch inlet valve, a working pressure regulator, a monitoring pressure regulator, a pressure regulating branch outlet valve, an information acquisition unit, a controller, a communication module and an SOFC power supply unit;
the pressure regulating branch inlet valve, the working pressure regulator, the monitoring pressure regulator and the pressure regulating branch outlet valve are connected in sequence; the information acquisition unit comprises a sensor combination signal acquisition module, the sensor group is arranged on the voltage regulation branch and the SOFC power supply unit, and the sensor group is connected with the signal acquisition module; the signal acquisition module is connected with the communication module; the communication module is in communication connection with the remote processing terminal and is connected with the controller; the controller is connected with the inlet valve of the pressure regulating branch, the working pressure regulator and the monitoring pressure regulator.
2. The intelligent gas pressure regulating tank as claimed in claim 1, further comprising a bypass path, wherein the bypass path is provided with an inlet bypass valve and an outlet bypass valve.
3. The intelligent gas pressure regulating tank as claimed in claim 1, wherein the sensor group comprises a temperature sensor, a pressure sensor, an opening sensor, a humidity sensor, a valve position sensor, a gas probe and a vibration anti-theft sensor.
4. The intelligent gas pressure regulating tank as claimed in claim 3, wherein the temperature sensor group comprises an inlet temperature sensor, an outlet temperature sensor, an ambient temperature sensor; the pressure sensors comprise an inlet pressure sensor, an outlet pressure sensor, a pressure sensor before pressure regulation, a pressure sensor between pressure regulation and a pressure sensor after pressure regulation; the opening sensor comprises a working pressure regulator opening sensor and a monitoring pressure regulator opening sensor; the humidity sensor comprises an ambient humidity sensor; the valve position sensor comprises a pressure regulating branch inlet valve position sensor and a pressure regulating branch outlet valve position sensor;
wherein, the inlet pressure sensor and the inlet temperature sensor are both arranged at the upstream inlet of the pressure regulating box; the outlet pressure sensor and the outlet temperature sensor are both arranged at the downstream outlet of the pressure regulating box; the pressure regulating branch inlet valve position sensor is arranged on the pressure regulating branch inlet valve; the pressure sensor before pressure regulation is arranged at the inlet end of the pressure regulator, and the opening sensor of the working pressure regulator is arranged on the working pressure regulator; the pressure sensor between the pressure regulation is arranged between the working pressure regulator and the monitoring pressure regulator; the opening sensor of the monitoring pressure regulator is arranged on the monitoring pressure regulator; the pressure sensor after pressure regulation is arranged at the outlet end of the monitoring pressure regulator; and the pressure regulating branch outlet valve position sensor is arranged on the pressure regulating branch outlet valve.
5. The intelligent gas pressure regulating tank as claimed in claim 1, wherein the inlet valve of the pressure regulating branch adopts an electric valve, and the outlet valve of the pressure regulating branch adopts a manual ball valve.
6. The intelligent gas pressure regulating box according to claim 1, further comprising a fault early warning module, wherein the fault early warning module is connected with the signal acquisition module.
7. The intelligent fuel gas pressure regulating tank as claimed in claim 1, wherein the SOFC power supply unit comprises an SOFC system, an inverter and a transformer, the inlet end of the SOFC system is communicated with the outlet end of the outlet valve of the pressure regulating branch, and the outlet end of the SOFC system is connected with the inverter and the transformer.
8. The intelligent gas pressure regulating tank as claimed in claim 7, wherein a communicating pipeline between the SOFC system and the pressure regulating branch is provided with an SOFC branch valve, a pressure regulating valve, an electromagnetic valve, a gas probe and an emergency cut-off valve.
9. The intelligent fuel gas pressure regulating tank of claim 7, wherein the SOFC power supply unit further comprises a charge controller and a battery pack, wherein the charge controller is arranged on a communication pipeline between the SOFC system and the battery pack, and the battery pack is connected with an inverter and a transformer.
10. The intelligent gas pressure regulating tank as claimed in claim 7, wherein the output voltage of the inverter is 24V, and the output voltage of the transformer is 220V.
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|---|---|---|---|
| CN201921944626.2U CN211010808U (en) | 2019-11-12 | 2019-11-12 | Intelligent gas pressure regulating box |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921944626.2U CN211010808U (en) | 2019-11-12 | 2019-11-12 | Intelligent gas pressure regulating box |
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| CN211010808U true CN211010808U (en) | 2020-07-14 |
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| CN201921944626.2U Active CN211010808U (en) | 2019-11-12 | 2019-11-12 | Intelligent gas pressure regulating box |
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| CN (1) | CN211010808U (en) |
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