CN219223955U

CN219223955U - Temperature monitoring system

Info

Publication number: CN219223955U
Application number: CN202223484513.3U
Authority: CN
Inventors: 李纯端; 卢雷霆; 朱荣; 周雪梅; 何利
Original assignee: Shanghai Smart Power Equipment Co ltd
Current assignee: Shanghai Smart Power Equipment Co ltd
Priority date: 2022-12-26
Filing date: 2022-12-26
Publication date: 2023-06-20
Anticipated expiration: 2032-12-26

Abstract

The application discloses a temperature monitoring system suitable for simultaneously monitoring temperatures of multiple points in an energy storage system. The temperature monitoring system comprises a communication component, a plurality of wireless temperature detection components and a display component. The wireless temperature detection assemblies are correspondingly arranged at the point positions of the energy storage system, the temperature of which needs to be monitored, each wireless temperature detection assembly comprises a data temperature sensor, an electric signal conversion member, a data transmission member and an independent power supply, the data temperature sensor is electrically connected with the data transmission member through the electric signal conversion member, the independent power supply is simultaneously electrically connected with the temperature sensor, the electric signal conversion member and the data transmission member, and the data transmission member is in communication connection with the communication assembly. The display component is electrically connected with the communication component and is used for displaying data transmitted by the communication component.

Description

Temperature monitoring system

Technical Field

The utility model relates to the technical field of wireless communication, in particular to a temperature monitoring system.

Background

High power transformers, rectifiers, inverters, static transfer switches, and battery packs are often used in high capacity energy storage systems. Because the magnetic element and the power electronic element in the energy storage system can generate a large amount of heat during working, in order to ensure that the system can continuously and normally work, a designer can make corresponding design for heat dissipation of the system according to the whole heat productivity of the system during design, such as forced ventilation or air conditioning refrigeration and the like.

However, as the system has more heating devices and connection points, the fault of the local devices or the loosening of the connection points can cause overlarge contact resistance in the circuit, so that the local temperature rise is too high, and if the device is not found and processed in time, the device is damaged or burnt. Because the point positions that need to monitor in the energy storage system are more, and quantity is close to more than a hundred to limited by the wiring of energy storage system inside, traditional wired resistance temperature sensor can't monitor the temperature of a plurality of points in the energy storage system, and current technical scheme can only monitor the inside temperature of transformer coil and regulator cubicle, can't monitor the temperature of a plurality of important points in the energy storage system.

Disclosure of Invention

One advantage of the present utility model is to provide a temperature detection system, in which a plurality of wireless temperature detection components wirelessly transmit temperature data to a communication component, and the temperature data is displayed in a display component through the communication component, without requiring additional wires in an energy storage system.

One advantage of the present utility model is that a temperature detection system is provided wherein the PLC controller of the energy storage system is capable of receiving temperature data and the energy storage system is capable of controlling its own operation through the PLC controller.

One advantage of the present utility model is to provide a temperature detection system in which the communication assembly can be connected to the internet, facilitating the real-time monitoring of temperature data by an operator via a mobile terminal.

To achieve at least one of the above advantages, the present utility model provides a temperature monitoring system adapted to simultaneously monitor temperatures at multiple points in an energy storage system, the temperature monitoring system comprising:

a communication assembly;

the wireless temperature detection assemblies are correspondingly arranged at the point positions of the energy storage system, the temperature of which needs to be monitored, each wireless temperature detection assembly comprises a data temperature sensor, an electric signal conversion member, a data transmission member and an independent power supply, wherein the data temperature sensor is electrically connected with the data transmission member through the electric signal conversion member, the independent power supply is simultaneously and electrically connected with the temperature sensor, the electric signal conversion member and the data transmission member, and the data transmission member is in communication connection with the communication assembly; and

and the display component is electrically connected with the communication component and is used for displaying the data transmitted by the communication component.

According to an embodiment of the present utility model, the electric signal conversion means is implemented as a data processing chip electrically connected to the data temperature sensor, the data emission means and the independent power source at the same time, and the data processing chip is used for controlling the operating states of the data temperature sensor and the data emission means.

According to an embodiment of the present utility model, the wireless temperature detection assembly further includes a data receiving member, wherein the data receiving member is electrically connected to the data processing chip, and the data receiving member is used for receiving external electrical signals.

According to an embodiment of the utility model, the data display assembly is implemented as a touch screen.

According to an embodiment of the present utility model, the communication component is implemented as an internet of things gateway, and the temperature monitoring system further includes a switch, and the switch is communicatively connected with the internet of things gateway.

According to an embodiment of the present utility model, the temperature monitoring system further includes a data processing center, and the data processing center is communicatively connected to the switch.

According to an embodiment of the present utility model, the energy storage system includes a PLC controller, and the PLC controller is communicatively connected to the switch.

According to an embodiment of the present utility model, the temperature monitoring system further includes a 4G communication module, where the 4G communication module is disposed on the internet of things gateway, so that the internet of things gateway can transmit data with the external internet.

According to an embodiment of the present utility model, the temperature monitoring system includes at most two wired temperature detecting components, the wired temperature detecting components are disposed on a transformer or an electrical cabinet of the energy storage system, and are used for detecting the temperature of the transformer or the electrical cabinet, and the wired temperature detecting components are electrically connected with the communication component.

According to an embodiment of the utility model, the wired temperature detection assembly is implemented as a PT temperature sensor.

Drawings

Fig. 1 shows a circuit connection diagram of the temperature monitoring system according to the utility model.

Fig. 2 shows a system block diagram of a wireless temperature detection component of the temperature monitoring system of the present utility model.

Fig. 3 shows a network configuration diagram of the temperature monitoring system according to the present utility model.

Detailed Description

The following description is presented to enable one of ordinary skill in the art to make and use the utility model. The preferred embodiments in the following description are by way of example only and other obvious variations will occur to those skilled in the art. The basic principles of the utility model defined in the following description may be applied to other embodiments, variations, modifications, equivalents, and other technical solutions without departing from the spirit and scope of the utility model.

It will be appreciated by those skilled in the art that in the present disclosure, the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," etc. refer to an orientation or positional relationship based on that shown in the drawings, which is merely for convenience of description and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore the above terms should not be construed as limiting the present utility model.

It will be understood that the terms "a" and "an" should be interpreted as referring to "at least one" or "one or more," i.e., in one embodiment, the number of elements may be one, while in another embodiment, the number of elements may be plural, and the term "a" should not be interpreted as limiting the number.

Referring to fig. 1 to 3, a temperature monitoring system according to a preferred embodiment of the present utility model will be described in detail below. The temperature monitoring system is used for simultaneously monitoring the temperatures of multiple points in an energy storage system. The temperature monitoring system includes a communication assembly 10, a plurality of wireless temperature detection assemblies 20, and a display assembly 40.

The wireless temperature detection assemblies 20 are correspondingly arranged at the points to be detected in the energy storage system and are used for detecting the temperatures of the corresponding points. Each of the wireless temperature detecting assemblies 20 includes a data temperature sensor 21, an electric signal converting means 22, a data transmitting means 23 and an independent power source 24. The data temperature sensor 21 is electrically connected with the data transmitting member 23 through the electrical signal converting member 22, the electrical signal converting member 22 is configured to convert the electrical signal detected by the data temperature sensor 21 into a digital signal, and transmit the converted digital signal to the data transmitting member 23, the data transmitting member 23 is connected with the communication assembly 10 in a wireless communication manner, and the data transmitting member 23 is capable of transmitting the obtained digital signal to the communication assembly 10. Thus, after the data temperature sensor 21 is disposed at a point of the energy storage system and the data temperature sensor 21 detects the temperature of the point, the data temperature sensor 21 can convert the temperature into a digital signal and transmit the digital signal to the communication assembly 10 through the data transmitting member 23.

The display module 40 is communicatively connected to the communication module 10, and the display module 40 is capable of displaying the received digital signal. Therefore, the display component 40 can display the temperatures of the plurality of points in the energy storage system together, so that the temperatures of the plurality of points in the energy storage system can be intuitively monitored by an operator.

Further specifically, the display assembly 40 may also be provided with alarm electronics, such as a warning light or buzzer, for prompting an operator. When the temperature of partial point positions in the energy storage system is too high, the warning lamp or the buzzer works to play a role in reminding, so that operators can quickly know the situation that the temperature of partial point positions in the energy storage system is too high in the field.

The wireless temperature detection assembly 20 can detect the temperature of the point location in the energy storage system in a wireless manner, and transmit the temperature of the corresponding point location to the display assembly 40, so that the function of temperature monitoring can be realized without increasing the wiring inside the energy storage system.

The electric signal conversion means 22 is implemented as a data processing chip. The data processing chip can convert the analog signal into the digital signal, so that the data detected by the data temperature sensor 21 can be stably converted into the digital signal. The data processing chip is electrically connected with the data temperature sensor 21, the data transmitting member 23 and the independent power supply 24, and the data processing chip can control the data temperature sensor 21 and the data transmitting member 23, so that the temperature digital signal detected by the data temperature sensor 21 can be stably transmitted to the communication assembly 10. In addition, the data processing chip can control the working frequencies of the data temperature sensor 21 and the data transmitting member 23, so that the data temperature sensor 21 and the data transmitting member 23 can transmit temperature data to the communication assembly 10 regularly, and the wireless temperature detection assembly 20 does not need to send temperature data in real time, so that the service life of the wireless temperature detection assembly 20 can be prolonged, and frequent replacement of the independent power supply 24 in the wireless temperature detection assembly 20 is avoided.

Correspondingly, the data processing chip is implemented as a CC2430 chip, and the CC2430 chip has a logic programming function, and can realize the functions of timing on and off of the data temperature sensor 21 and the data transmitting member 23. In particular, the independent power source 24 may be implemented as a button cell.

In a preferred embodiment of the present utility model, each of the wireless temperature detecting assemblies 20 further includes a data receiving member 25, where the data receiving member 25 is electrically connected to the data processing chip, and the data receiving member 25 is configured to receive external electrical signals and transmit the received external electrical signals to the data processing chip, so that the data processing chip can make corresponding instructions. The communication module 10 can transmit data information to the wireless temperature detection module 20, so that the wireless temperature detection module 20 can realize information interaction with the communication module 10.

Further, the data display assembly 40 is implemented as a touch screen. In this way, the operator can interact with the communication component 10 through the touch screen, further explain that the operator can transmit an instruction to the wireless temperature detection component 20, for example, when the operator wants to obtain the latest temperature data in the energy storage system, the operator can send an updated temperature data instruction to the communication component 10 by means of the touch screen, and then the communication component 10 transmits the updated temperature data instruction to the data receiving members 25 in each wireless temperature detection component 20, so that the data processing chip can transmit the latest temperature data to the communication members 10, and then transmit the latest temperature data to the communication component 10, and finally display the latest temperature data in the touch screen, thereby facilitating the operator to monitor the temperature of the energy storage system in real time.

In particular, the data transmitting means 23 and the data receiving means 25 may be embodied as a ZIGBEE data transmitting module and a ZIGBEE data receiving module. It will be appreciated by those skilled in the art that the data processing chip is in wireless communication connection with the communication module 10 using the ZIGBEE communication protocol, and is capable of transmitting the temperature data of the data temperature sensor 21 to the communication module 10, and is capable of receiving the data command transmitted from the communication module 10. The ZIGBEE communication protocol has the advantages of low power consumption, low complexity and low cost, can adapt to numerous complicated wire distribution in the electrical cabinet, and can not further increase the arrangement of lines in the electrical cabinet, so that temperature data of a plurality of points in the energy storage system can be stably transmitted to the communication assembly 10 and displayed in the data display assembly.

The temperature monitoring system further comprises at most two wired temperature sensing assemblies 30. At most two of the wired temperature sensing assemblies 30 are disposed within a transformer or electrical cabinet of the energy storage system. The wired temperature detecting component 30 is electrically connected to the communication component 10 at the same time, and the wired temperature detecting component 30 is used for converting the change of the temperature in the transformer or the electrical cabinet into a digital signal, and the digital signal is correspondingly transmitted to the communication component 10.

The wired temperature sensing assembly 30 is provided only in a transformer or an electrical cabinet and the number of wired temperature sensing assemblies 30 is limited to ensure that the wiring of the energy storage system is not excessively increased.

The wired temperature sensing assembly 30 has an RS-485 communication interface. It can be appreciated by those skilled in the art that the RS-485 communication interface of the wired temperature detection assembly 30 is electrically connected with the communication assembly 10 through a shielded twisted pair, the wired temperature detection assembly 30 and the communication assembly 10 are connected through the RS-485 interface, and the data transmitted by the wired temperature detection assembly 30 and the communication assembly 10 has strong anti-interference capability, can adapt to a scenario that the energy storage system has multiple wires for transmission, and ensures that the temperature data in the wired temperature detection assembly 30 can be stably transmitted to the communication assembly 10.

In particular, the wired temperature sensor module 30 is implemented as a PT temperature sensor capable of converting a temperature variable into a transmissible standardized digital signal.

Specifically, the communication component 10 is implemented as an internet of things gateway.

The temperature monitoring system further comprises a switch 50, and the switch 50 is in communication connection with the gateway of the internet of things. More specifically, the internet of things gateway is in communication connection with the switch 50 by using an ethernet, and the internet of things gateway can transmit the temperature data monitored by the data temperature sensor 21 and the wired temperature detection component 30 to the switch 50 through the ethernet, and then the temperature data is transmitted to the data display component 40 through the ethernet by the switch 50.

The temperature monitoring system also includes a data processing center 60. The data processing center 60 is in communication connection with the switch 50 through the ethernet, and the data processing center 60 can collect and record the temperature data of each point location monitored by the data temperature sensor 21 and the wired temperature detection assembly 30, so that the temperature of each point location in the energy storage system can be monitored in real time. In addition, if the energy storage system has a problem and needs maintenance and overhaul, the corresponding data is called out from the data processing center 60, which is beneficial to the maintenance and overhaul of the energy storage system. In particular, the data processing center 60 may be implemented as a PC computer capable of recording stored data and retrieving the stored data when needed.

The energy storage system includes a PLC controller 70, which is communicatively connected to the switch 50, and the switch 50 can transmit the temperature data of each point monitored by the data temperature sensor 21 and the wired temperature detecting assembly 30 to the PLC controller. When the temperature of a certain point is too high, the PLC controller 70 can disconnect the circuit of the point if necessary, so as to avoid damage to equipment caused by the too high temperature. It will be appreciated by those skilled in the art that the PLC controller 70 can obtain the temperature of each point, and that the PLC controller 70 can interrupt the energy storage system if necessary to avoid damage to the energy storage system.

The energy storage system is generally provided with a refrigeration component, the temperature in the energy storage system is known by the PLC controller 70, and the PLC controller 70 can regulate and control the refrigeration component so that the refrigeration component can reduce the temperature of the energy storage system.

The temperature monitoring system further comprises a 4G communication module, the 4G communication module is arranged on the gateway of the Internet of things, and the 4G communication module can adopt a 4G card of a common operator in the market, so that the gateway of the Internet of things can transmit data with the external Internet. In this way, an operator can communicate with the gateway of the internet of things through a common mobile terminal in the market, and the operator can know the temperature of each point in the energy storage system by adopting the mobile terminal, so that the operator can monitor the energy storage system in different places.

It should be noted that, through internet of things gateway and internet connection, the operating personnel can adopt mobile terminal sends the update temperature data instruction extremely internet of things gateway, again by internet of things gateway will this instruction transfer to each wireless temperature detection subassembly 20, thereby make the latest temperature data in the energy storage system can transfer extremely internet of things gateway, finally transfer extremely operating personnel's mobile terminal for operating personnel can know at the distance energy storage system's real-time temperature does benefit to operating personnel remote monitoring. Meanwhile, when the temperature in the energy storage system is too high, the gateway of the Internet of things can transmit an alarm signal with the too high temperature to the mobile terminal, so that intelligent monitoring is realized.

The intelligent temperature measuring system is formed by the wireless temperature detecting component 20, the wired temperature detecting component 30, the gateway of the Internet of things and the PLC 70. The intelligent temperature measurement system monitors the temperature of each point in the energy storage system in a wireless mode, and wiring is not added in the energy storage system. In addition, the gateway of the Internet of things can transmit and receive the temperature data of the point positions by using a plurality of different communication protocols, so that the intelligent temperature measurement system can be ensured to stably operate, and the temperature of the energy storage system can be continuously monitored.

It will be appreciated by persons skilled in the art that the embodiments of the utility model described above and shown in the drawings are by way of example only and are not limiting. The advantages of the present utility model have been fully and effectively realized. The functional and structural principles of the present utility model have been shown and described in the examples and embodiments of the utility model may be modified or practiced without departing from the principles described.

Claims

1. The temperature monitoring system is suitable for simultaneously monitoring the temperatures of multiple points in an energy storage system, and is characterized in that the temperature monitoring system comprises:

a communication assembly;

2. The temperature monitoring system of claim 1, wherein the electrical signal conversion means is implemented as a data processing chip electrically connecting the data temperature sensor, the data transmitting means and the independent power source simultaneously, the data processing chip being for controlling the operating states of the data temperature sensor and the data transmitting means.

3. The temperature monitoring system of claim 2, wherein the wireless temperature detection assembly further comprises a data receiving member electrically connected to the data processing chip, the data receiving member configured to receive external electrical signals.

4. The temperature monitoring system of claim 3, wherein the data display component is implemented as a touch screen.

5. The temperature monitoring system of claim 4, wherein the communication component is implemented as an internet of things gateway, the temperature monitoring system further comprising a switch communicatively coupled to the internet of things gateway.

6. The temperature monitoring system of claim 5, further comprising a data processing center communicatively coupled to the switch.

7. The temperature monitoring system of claim 5, wherein the energy storage system comprises a PLC controller communicatively coupled to the switch.

8. The system of claim 5, further comprising a 4G communication module, wherein the 4G communication module is disposed on the internet of things gateway, so that the internet of things gateway can transmit data with the external internet.

9. The temperature monitoring system of claim 1, comprising at most two wired temperature detection assemblies disposed at a transformer or electrical cabinet of the energy storage system for detecting a temperature of the transformer or electrical cabinet, the wired temperature detection assemblies being electrically connected to the communication assembly.

10. The temperature monitoring system of claim 9, wherein the wired temperature detection component is implemented as a PT temperature sensor.