CN202372273U - Storage battery temperature monitoring device - Google Patents
Storage battery temperature monitoring device Download PDFInfo
- Publication number
- CN202372273U CN202372273U CN 201120542385 CN201120542385U CN202372273U CN 202372273 U CN202372273 U CN 202372273U CN 201120542385 CN201120542385 CN 201120542385 CN 201120542385 U CN201120542385 U CN 201120542385U CN 202372273 U CN202372273 U CN 202372273U
- Authority
- CN
- China
- Prior art keywords
- resistance
- storage battery
- monitoring device
- battery
- probe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Landscapes
- Secondary Cells (AREA)
Abstract
The utility model discloses a storage battery temperature monitoring device which comprises a plurality of resistance probes, a resistance measurer and a calculator, wherein the resistance probes are used for detecting the temperature of a storage battery; the resistance measurer is used for measuring the resistances of the resistance probes; and the calculator is used for calculating the temperature according to the resistances. Each resistance probe is arranged together with a storage battery monomer and is respectively connected with a power supply in series; and the resistance measurer is connected with the resistance probes and is used for transmitting the resistances of the resistance probes obtained by measurement to the calculator. Through the storage battery temperature monitoring device, the storage battery monomer in a storage battery pack can be monitored to accurately discover the fault hidden trouble in the operation of the storage battery pack and effectively prevent the accident of ignition of the storage battery or explosion of the storage battery at a high temperature caused by fault in the operation of the storage battery, so that the operation safety and reliability of a communication network is improved.
Description
Technical field
The utility model relates to a kind of battery technology, relates in particular to a kind of battery temp monitoring device.
Background technology
Present owing to the too fast increase of communication facilities, a large amount of alterating and direct current source devices, battery pack puts into operation.At mobile communication office station, the alterating and direct current source device of communication power supply has all been realized Intellectualized monitoring, and its back-up source battery pack has voltage, current monitoring on the monitoring project and have only a small amount of monitoring temperature content.The Switching Power Supply of the communications industry, UPS uninterrupted power source battery pack on temperature monitoring, have only realized a small amount of and single battery voltage, total voltage, charging and discharging currents synchronous monitoring.
According to 95% occurring in the Large UPS battery of electric power group in the accident that causes by accumulator in the ASSOCIATE STATISTICS data communications industry; Main cause is because of ups power backup battery group monomer voltage high (10.8V-16V); Long-time running is under the high voltage floating charge state behind the connecting system, and total voltage reaches (360V-550V).Wherein ac uninterrupted power supply Large UPS (more than the 30KVA) backup battery group because of its long-time running at high voltage, large current density electricity condition.Potential faults such as electrolyte inside is dry if accumulator in service occurs, the short circuit of generation internal, accumulator leakage, accumulator plate is aging, the accumulator connection is loosening; Because of the cell batteries quantity of forming battery pack many; Install airtight; Difficult discovery the in the above accumulator failure hidden danger day-to-day operation maintenance taken place, and just can cause the on fire or generation accumulator explosion accident of accumulator.Direct threats is to the security of operation and the communication network security of operation of communication power supply equipment.
Happen occasionally in communication network Large UPS uninterrupted power source in service electric power storage group incident on fire in the reality, cause great harm to network security.But these hidden failures have a denominator " temperature rising " before accidents caused.The utility model utilizes accumulator to be realized early finding early to handle to this abnormal characteristic of high temperature " temperature rising " by normal temperature exactly; The battery pack potential faults is eliminated before accidents caused; Reduce the communication facilities accident and take place, ensure the communication network device security of operation.
Existing UPS uninterrupted power source backup battery set temperature monitoring technology; UPS uninterrupted power source back-up source battery pack temperature monitoring can only be realized maximum 4 joint cell batteries monitorings; 1～40 joint single battery temperature monitoring is difficult to accurately find the operating potential faults of battery pack in can't the round Realization battery pack.
The utility model content
The purpose of the utility model is, a kind of battery temp monitoring device is provided, and single battery in the battery pack is monitored, and accurately finds the operating potential faults of battery pack.This battery temp monitoring device comprises:
The battery temp monitoring device; It is characterized in that; Comprise: a plurality of Resistance probes that are used to survey battery temp, measure the resistance measurement device of said Resistance probe resistance and according to resistance calculations temperature calculation device, wherein, said each Resistance probe and a single battery are set together; Each Resistance probe is connected with power supply respectively, and said resistance measurement device is connected with said Resistance probe; The resistance of the said Resistance probe that said resistance measurement device will measure sends to said counter.
Wherein, said Resistance probe is a platinum resistance thermometer sensor.Said platinum resistance thermometer sensor, is in the time of 0 ℃, and resistance is 1000 Ω.
Said resistance measurement device and counter are arranged among the chip CD4052.
This device also comprises: communications serial interface, said counter communicates through said serial line interface and tele-control system.Communications serial interface is RS485 or RS232 serial line interface.
This device also comprises: photoisolator is arranged between said Resistance probe and the said single battery.
The battery temp monitoring device of the utility model; A plurality of Resistance probes are set, and each Resistance probe and a single battery are set together, and the battery temp monitoring device is that every group of Resistance probe provides intelligence multistable fixed magnitude of voltage; The single battery temperature change; The resistance of Resistance probe also changes thereupon, through measuring the voltage change of each Resistance probe, promptly knows the temperature of corresponding single battery.The utility model can be monitored single battery in the battery pack; Accurately find the operating potential faults of battery pack; Prevent that effectively accumulator failover in service from causing the on fire or accumulator high temperature explosion accident generation of accumulator, improved the property safe and reliable to operation of communication network.
Description of drawings
Fig. 1 is the structural drawing of the utility model battery temp monitoring device embodiment;
Fig. 2 is the synoptic diagram of the utility model Acquisition Circuit;
Fig. 3 is the circuit diagram of the utility model resistance measurement device 30 and counter 40;
Fig. 4 is the synoptic diagram of the utility model amplifying circuit.
Embodiment
Below in conjunction with accompanying drawing the utility model is elaborated.
As shown in Figure 1; The utility model battery temp monitoring device embodiment comprises: a plurality of Resistance probe 21,22...... that are used to survey battery temp; The resistance measurement device 30 of measuring resistance probe resistance and according to resistive voltage change calculations temperature calculation device 40
Wherein, Resistance probe 21,22...... are set together with single battery 11,12...... respectively, and Resistance probe 21 is connected with power supply 51, and Resistance probe 22 is connected with power supply 52, and resistance measurement device 30 is connected with Resistance probe 21,22......; The resistance measurement device sends to counter 40 with the magnitude of voltage variation of the Resistance probe that measures.
Wherein, Resistance probe is platinum resistance thermometer sensor, Pt1000, and its resistance is to rise to become at the uniform velocity with temperature to rise.This platinum resistance thermometer sensor, is in the time of 0 ℃, and resistance is 1000 Ω.For the electric battery with 40 single batteries, this battery temp monitoring device is provided with 40 platinum resistance thermometer sensor, Pt1000, gathers each the cell batteries surface temperature in the battery pack, guarantees temperature measurement accuracy and long-time stability from the source.Be illustrated in figure 2 as the Acquisition Circuit exemplary plot that is connected with platinum resistance thermometer sensor,, each platinum resistance thermometer sensor, all has an Acquisition Circuit that is connected with it.
T=A * R-B, wherein, T is the temperature of single battery, and R is the resistance of platinum resistance thermometer sensor,, and A is a transfer coefficient, is 91.94 ℃/4096 in the present embodiment, and B is a nonlinear error compensation, is 0.22 ℃ in the present embodiment.
In addition, can in counter 40, set the mapping table of single battery temperature and Resistance probe resistance in advance, in mapping table, search corresponding temperature value according to the resistance that resistance measurement device 30 records.
As shown in Figure 3, in the present embodiment, resistive voltage measuring appliance 30 can be arranged among the chip CD4052 with counter 40.Chip CD4052 and INA128 accomplish the acquisition controlling and the calculating of single battery temperature.
As shown in Figure 4, be the signal amplifying circuit, the battery temp signal that chip CD 4052 is obtained amplifies the back through amplifier LF353 outwards to be transmitted from communications serial interface.
In the present embodiment, monitoring device also comprises: communications serial interface 60, counter 40 communicates through said serial line interface and tele-control system 70.This communications serial interface is RS485 or RS232 serial line interface.
Preferably, this monitoring device also comprises: photoisolator 80 is arranged between Resistance probe and the single battery.
The monitoring device of present embodiment can carry out the multichannel monitoring to as many as 40 joint single battery surface temperature parameters.Manage the system's front end processor of controlling via RS485 or RS232 serial line interface with the machine room rotating ring and communicate by letter,, accomplish remote monitoring the temperature data uploading of single battery.This monitoring device is mainly used in communications office site's Large UPS battery of electric power set temperature monitoring, and prevention operating catching fire of battery pack or explosion accident take place, and realizes the unattended target of machine room.
What should explain is: above embodiment is only unrestricted in order to explanation the utility model; The utility model also is not limited in above-mentioned giving an example; All do not break away from the technical scheme and the improvement thereof of the spirit and the scope of the utility model, and it all should be encompassed in the claim scope of the utility model.
Claims (7)
1. battery temp monitoring device; It is characterized in that; Comprise: a plurality of Resistance probes that are used to survey battery temp, measure the resistance measurement device of said Resistance probe resistance and according to resistance calculations temperature calculation device, wherein, said each Resistance probe and a single battery are set together; Each Resistance probe is connected with power supply respectively, and said resistance measurement device is connected with said Resistance probe; The resistance of the said Resistance probe that said resistance measurement device will measure sends to said counter.
2. battery temp monitoring device according to claim 1 is characterized in that, said Resistance probe is a platinum resistance thermometer sensor.
3. battery temp monitoring device according to claim 2 is characterized in that, said platinum resistance thermometer sensor, is in the time of 0 ℃, and resistance is 1000 Ω.
4. battery temp monitoring device according to claim 1 is characterized in that, said resistance measurement device and counter are arranged among the chip CD4052.
5. according to the arbitrary described battery temp monitoring device of claim 1-4, it is characterized in that also comprise: communications serial interface, said counter communicates through said serial line interface and tele-control system.
6. battery temp monitoring device according to claim 5 is characterized in that, said communications serial interface is RS485 or RS232 serial line interface.
7. according to the arbitrary described battery temp monitoring device of claim 1-4, it is characterized in that, also comprise: photoisolator is arranged between said Resistance probe and the said single battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120542385 CN202372273U (en) | 2011-12-22 | 2011-12-22 | Storage battery temperature monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120542385 CN202372273U (en) | 2011-12-22 | 2011-12-22 | Storage battery temperature monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202372273U true CN202372273U (en) | 2012-08-08 |
Family
ID=46595970
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120542385 Expired - Lifetime CN202372273U (en) | 2011-12-22 | 2011-12-22 | Storage battery temperature monitoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202372273U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103630255A (en) * | 2012-08-21 | 2014-03-12 | 中国电信股份有限公司 | A system for carrying out on-line monitoring on the temperatures of capacitors of an uninterrupted power supply in an operation state |
| CN104937387A (en) * | 2013-01-11 | 2015-09-23 | 阿尔卑斯绿色器件株式会社 | Method for measuring temperature of electrical storage device |
-
2011
- 2011-12-22 CN CN 201120542385 patent/CN202372273U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103630255A (en) * | 2012-08-21 | 2014-03-12 | 中国电信股份有限公司 | A system for carrying out on-line monitoring on the temperatures of capacitors of an uninterrupted power supply in an operation state |
| CN103630255B (en) * | 2012-08-21 | 2016-12-21 | 中国电信股份有限公司 | Capacitance temperature to operating uninterrupted power source carries out the system of on-line monitoring |
| CN104937387A (en) * | 2013-01-11 | 2015-09-23 | 阿尔卑斯绿色器件株式会社 | Method for measuring temperature of electrical storage device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR102134707B1 (en) | Ess for fire early prevention | |
| CN104767001A (en) | Battery management system | |
| CN204271704U (en) | Based on the batteries management system of CAN | |
| CN103066650B (en) | Pitch control system backup battery on-line monitoring and voltage sharing system and method | |
| CN203481890U (en) | Lithium battery management system used for communication | |
| CN202720320U (en) | Secondary battery active monitoring device | |
| JP2016528867A (en) | Master monitoring system for supercapacitor charging | |
| CN205263227U (en) | Leakage detection equipment | |
| KR102162417B1 (en) | Ess for fire early prevention | |
| CN108169693A (en) | A kind of accumulator group online evaluation detecting system | |
| CN102855729A (en) | Residual current type electric fire monitoring system capable of self-supplying power | |
| CN104852096A (en) | Intelligent storage battery diagnosis and prediction system | |
| CN202372273U (en) | Storage battery temperature monitoring device | |
| CN202661604U (en) | Online storage battery monitoring device based on multiple-pulse low current discharge method | |
| CN105556784A (en) | Storage battery system | |
| CN117347870A (en) | Automatic check compensation method and system for single storage battery | |
| CN204632880U (en) | Intelligent accummulator diagnosis prediction system | |
| CN207366715U (en) | A kind of battery SOC estimation device based on CAN bus | |
| CN204130655U (en) | Communication base station bms data monitoring system | |
| CN205403975U (en) | Cable temperature anomaly intelligence alarm device | |
| CN105510718A (en) | System for monitoring internal resistance of wind generator set storage battery and control method | |
| CN206479801U (en) | A kind of Temperature sampler and temperature monitoring system automatically configured at the scene | |
| CN202474130U (en) | Backup battery pack system | |
| CN203553295U (en) | Novel safety management system for power battery pack of electric automobile | |
| CN205160210U (en) | Novel join in marriage and become intelligent monitor terminal |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120808 |