CN217034104U

CN217034104U - Thermoelectric loss detection system of non-power consumption PDU electric conductor

Info

Publication number: CN217034104U
Application number: CN202220408239.2U
Authority: CN
Inventors: 刘小波; 刘祥华; 雷锦华; 胡杰; 刘悦; 徐柏南
Original assignee: Shenzhen Qunfang Technology Co ltd
Current assignee: Shenzhen Qunfang Technology Co ltd
Priority date: 2022-02-28
Filing date: 2022-02-28
Publication date: 2022-07-22
Anticipated expiration: 2032-02-28

Abstract

The utility model discloses a detection system for detecting the thermoelectric loss of a PDU electric conductor without power consumption, which comprises a temperature probe, a data acquisition processing module, an alarm processing module, an induction coil and an induction current processing module, wherein the induction coil fixedly surrounds the PDU electric conductor and supplies power by utilizing the electromagnetic induction principle, so that a monitoring means without power consumption is used, under the condition of not connecting a power supply, the monitoring and analyzing function is realized, the energy consumption is not increased, the heating loss condition of the self-charged conductor can be detected, meanwhile, the induction coil can be used as an anti-interference element in a circuit, is equivalent to an EMC filter, not only can inhibit unstable pulse in the power supply and play a role in stabilizing power supply filtering, but also can have good inhibition effect on high-frequency noise and filter high-frequency interference signals, therefore, the EMC electromagnetic compatibility of the product is improved, and the safety and the reliability of the PDU product are greatly improved by the functions.

Description

Power consumption-free PDU electric conductor thermoelectric loss detection system

Technical Field

The utility model relates to the technical field of power distribution systems, in particular to a thermoelectric loss detection system for a PDU (Power distribution Unit) electric conductor without power consumption.

Background

With the increasing shortage of energy and the deterioration of environment, the acquisition of energy which is economical, convenient and environment-friendly becomes an urgent problem related to human survival and sustainable development, and the improvement of the utilization efficiency of energy has become a common responsibility of enterprises in various energy fields. PDU is an end of the field of electric power energy, and also considers the efficiency of electric power utilization and reduction of self-loss.

In the conventional product temperature detection technology, power is supplied to the whole system, so a power supply is directly connected to a main line of a product and is converted from high alternating voltage to low-voltage direct current which can work for a chip, but most power supply conversion has the problem of conversion efficiency, the conversion efficiency cannot be 100% complete conversion, and the part which cannot be converted becomes an intangible loss. If the equipment is huge, the useless loss is a great waste of energy. The power consumption of the monitoring circuit with the 2-point function of detecting the temperature of the PDU connecting terminal and the internal temperature of the product and PDU overload monitoring and alarming in the common PDU in the market at present reaches 3-5W, calculating the energy consumption loss of P1=18 KW-30 kW according to the consumption of 6000 PDU pieces in the existing large machine room, if each PDU generates heat, the energy consumption is 10-30W, the energy consumption loss of P2=60 kW-180 kW is calculated by using 6000 PDU (protocol data units) for a large machine room, the energy consumption is expressed in the form of heat and is dissipated to the machine room environment, the machine room environment has requirements on the environment temperature, and the overhigh temperature needs the refrigeration balance temperature of the air conditioning system, however, 2-3 times of energy consumption is needed for bringing the heat out of the machine room, and the total energy consumption is 3-4P (P =78 KW-198 KW), which is useless energy consumption and wastes energy at vain.

The loss detection problem that generates heat of the inside electric conductor of the self of PDU product is a blank always, PDU itself is only a power distribution product, but if the inner conductor generates heat seriously, the loss is great, whole PDU has become a power consumptive equipment in the intangible, like this also is the waste of the energy, urgently needed utility model a can detect the equipment of loss that generates heat itself, neither increase the energy consumption, can detect the self electrified conductor loss condition that generates heat again: if the temperature that generates heat is in normal range, check out test set this moment instructs whole PDU normal work, if the temperature that generates heat exceeds standard, then need report an emergency and ask for help or increased vigilance the instruction, instructs personnel to detect equipment, is that the power consumption has transshipped, still internal connection has appeared becoming flexible phenomenon of droing, has had this kind of detection to report an emergency and ask for help or increased vigilance the security and the reliability that the product used.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a PDU electrical conductor thermoelectric loss detection system without power consumption aiming at the defects, so as to hopefully solve the technical problems of PDU electrical conductor detection alarm, detection waste energy consumption and the like in the prior art.

In order to solve the technical problems, the utility model adopts the following technical scheme:

the utility model provides a power consumption-free PDU electric conductor thermoelectric loss detection system which comprises a temperature probe, a data acquisition processing module, an alarm processing module, an induction coil and an induced current processing module, wherein the temperature probe is electrically connected with the data acquisition processing module, the alarm processing module is electrically connected with the data acquisition processing module, the induction coil fixedly surrounds a PDU electric conductor, the induction coil is electrically connected with the induced current processing module, and the induced current processing module is electrically connected with the data acquisition processing module.

Furthermore, the system also comprises a wireless communication module which is electrically connected with the alarm processing module.

Furthermore, the data acquisition and processing module consists of a temperature acquisition module and a data processing module.

Further, the alarm processing module alarms in sound or light.

Compared with the prior art, the utility model has the beneficial effects that: the monitoring system can work normally as long as the product conductor has a corresponding current load, and the monitoring system with extremely low micro power consumption can work normally, so that the function of passive wireless is achieved. The monitoring system uses the temperature probe to detect the internal temperature of the product, monitors the hardware working state of the whole product, increases the function of intelligently monitoring and analyzing the heat loss of the electric conductor, detects the heating condition of the electric conductor in real time, such as overload alarm or overheat alarm caused by abnormal loosening and falling of internal wiring, and the alarm of the temperature overrun can perform external acousto-optic alarm indication. This monitoring system accomplishes passive wireless function under the condition that does not increase the energy consumption, encircles the induction coil of PDU electric conductor front end, is equivalent to anti-interference element EMC wave filter in the circuit, can restrain unstable pulse in the power, also can also have fine inhibitory action to high frequency noise, also improves the EMC electromagnetic compatibility performance of product like this, the security and the reliability that the product used have all very big improvement to these functions.

Drawings

Fig. 1 is a schematic block diagram of a system for detecting thermoelectric loss of an electric conductor of a power-free PDU in an embodiment of the present invention.

Detailed Description

The utility model is further elucidated with reference to the drawing.

Referring to fig. 1, an embodiment of the present invention is a PDU electrical conductor thermoelectric loss detection system without power consumption, including a temperature probe, a data acquisition processing module, and an alarm processing module, where the temperature probe is electrically connected to the data acquisition processing module, and the alarm processing module is electrically connected to the data acquisition processing module, which form a basic temperature monitoring alarm system;

the PDU electric conductor comprises an induction coil and an induction current processing module, wherein the induction coil fixedly surrounds the PDU electric conductor, the induction coil is electrically connected with the induction current processing module, the current induced by the induction coil is output to the induction current processing module by utilizing the electromagnetic induction principle, and the induction current processing module converts and stabilizes the induced current to provide stable current; the induced current processing module is electrically connected with the data acquisition processing module to supply power to the whole system, so that a power consumption-free monitoring means is used, a monitoring and analyzing function is realized under the condition that a power supply is not accessed, the power supply part utilizes the electromagnetic induction principle, a mutual inductor is used for inducing current, then rectification output is carried out, the monitoring system with extremely low micro power consumption can normally work as long as a product electric conductor has a corresponding current load, and a passive wireless function is realized.

The PDU electric conductor thermoelectric loss detection system further comprises a wireless communication module, wherein the wireless communication module is electrically connected with the alarm processing module, collects real-time data and can wirelessly transmit the real-time data to a data center, and real-time detection of the PDU electric conductor thermoelectric loss detection system is remotely realized.

More specifically, the data acquisition processing module is composed of a temperature acquisition module and a data processing module, the temperature probe is tightly attached to the electrified conductor and converts temperature information into an electric signal to be transmitted to the temperature acquisition module, the temperature acquisition module analyzes and processes the obtained data, the data processing module analyzes and processes all information data, and when an alarm occurs, an instruction is sent to the alarm module to perform alarm.

More specifically, the alarm processing module can alarm in sound or light mode or in other modes, and mainly plays a role in warning to remind users of timely processing system abnormal problems.

The monitoring system uses the temperature probe to detect the temperature in the product, monitors the hardware working state of the whole product, increases the function of intelligently monitoring and analyzing the heat loss of the electric conductor, detects the heating condition of the electric conductor in real time, such as overload alarm or overheat alarm caused by abnormal loosening and falling of internal wiring, and the alarm of temperature overrun can carry out external acousto-optic alarm indication. The monitoring system achieves a passive and wireless function under the condition that energy consumption is not increased, and the use safety and reliability of products are greatly improved.

In addition to the foregoing, it should be noted that reference throughout this specification to "one embodiment," "another embodiment," "an embodiment," or the like, means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment described generally throughout this application. The appearances of the same phrase in various places in the specification are not necessarily all referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with any embodiment, it is submitted that it is within the scope of the utility model to effect such feature, structure, or characteristic in connection with other embodiments.

Although the utility model has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this disclosure. More specifically, various variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, the drawings and the appended claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.

Claims

1. The utility model provides a no consumption PDU electric conductor thermoelectric loss detecting system, includes temperature probe, data acquisition processing module, reports an emergency and asks for help or increased vigilance processing module, temperature probe is connected with data acquisition processing module electricity, report an emergency and ask for help or increased vigilance processing module and data acquisition processing module electricity is connected its characterized in that: the PDU electric conductor is fixedly surrounded by the induction coil, the induction coil is electrically connected with the induction current processing module, and the induction current processing module is electrically connected with the data acquisition processing module.

2. The system for detecting thermoelectric loss of PDU electrical conductors without power consumption of claim 1, wherein: the wireless communication module is electrically connected with the alarm processing module.

3. The system for detecting thermoelectric loss of a PDU electrical conductor without power consumption of claim 1, wherein: the data acquisition and processing module consists of a temperature acquisition module and a data processing module.

4. The system for detecting thermoelectric loss of a PDU electrical conductor without power consumption of claim 1, wherein: the alarm processing module alarms in sound or light mode.