CN106774509A - Bus-bar radiating regulation and control method and its device - Google Patents
Bus-bar radiating regulation and control method and its device Download PDFInfo
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- CN106774509A CN106774509A CN201611230665.7A CN201611230665A CN106774509A CN 106774509 A CN106774509 A CN 106774509A CN 201611230665 A CN201611230665 A CN 201611230665A CN 106774509 A CN106774509 A CN 106774509A
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- Prior art keywords
- bus
- bar
- voltage drop
- radiator fan
- detecting
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
- G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Air Conditioning Control Device (AREA)
- Apparatus For Disinfection Or Sterilisation (AREA)
Abstract
The present invention relates to one kind radiating control technique field, a kind of bus-bar radiating regulation and control method is disclosed, comprised the following steps：The voltage drop value at detecting bus-bar two ends；Judge the febrile state of bus-bar；Adjust the rotating speed of radiator fan.Present invention also offers a kind of bus-bar heat dissipating regulator, including：Detecting module, the voltage drop value for detecting bus-bar two ends；Management module, the febrile state for judging bus-bar；Adjustment module, the rotating speed for adjusting radiator fan.The present invention solves bus-bar temperature overheating when prior art large power supply is powered, cannot in real time, accurately detect bus-bar radiating state, and the rotating speed problem of radiator fan is adjusted, and a kind of radiating management method of reliability is realized, meet the reliability requirement that system large power supply is powered.
Description
Technical field
The present invention relates to one kind radiating control technique field, more particularly to a kind of bus-bar radiating regulation and control method and its dress
Put.
Background technology
Bus-bar is that on motherboard, for collecting all data, and the relay station that it is sent out, system exists
In running, usual power module is to be connected power supply by power connector or power cable with main control module, due to mesh
Preceding output power electric current is increasing, and bus-bar is increasingly widely applied, and bus-bar over long distances high-power power supply when
Heating problem, increasingly protrudes, so, it is more and more urgent for the heat dissipation problem of bus-bar, it is necessary to consider power supply high-power
The radiating safety of bus-bar during power supply, and take corresponding control method；In the prior art, judge that the heating of bus-bar is mainly led to
Excess temperature sensor detection temperature carries out radiating work, but due to the influence of medium, causes the response time of temperature sensor
Do not reached with precision, it is difficult to accomplish timely adjusting heat dissipation device, reach the purpose for reducing temperature, especially power supply is in high-power confession
The radiating safety of bus-bar when electric, it is impossible to ensured.
Therefore, how accurately to judge the febrile state of detection bus-bar, quickly heat abstractor is adjusted
It is the technical problem of urgent need to resolve.
The content of the invention
The present invention provides a kind of bus-bar radiating regulation and control method and its device, and the demand of the radiating based on bus-bar passes through
The pressure drop at detecting bus-bar input and output two ends, monitors the heat condition of bus-bar, adjusts the rotating speed of radiator fan, realizes a kind of
The radiating management method of reliability, meets the reliability requirement that system large power supply is powered.
To achieve these goals, the present invention uses following technical scheme：
A kind of bus-bar radiating regulation and control method, comprises the following steps：
The voltage drop value at detecting bus-bar two ends；
Judge the febrile state of bus-bar；
Adjust the rotating speed of radiator fan.
Preferably, the voltage drop value at detecting bus-bar two ends, including：Detecting bus-bar two ends set the voltage drop of operating point
Value.
Preferably, the febrile state for judging bus-bar, including：
Detecting voltage drop value is contrasted with predeterminated voltage depreciation, the difference of voltage drop is drawn；
Need to transport to the pulse width modulating signal of radiator fan according to the size adjustment of the difference of voltage drop.
Preferably, the rotating speed of the regulation radiator fan, including：Radiator fan is adjusted according to pulse width modulating signal
Rotating speed.
Preferably, after the rotating speed of regulation radiator fan, also include：Continue the voltage drop value at detecting bus-bar two ends.
A kind of bus-bar heat dissipating regulator, including：
Detecting module, the voltage drop value for detecting bus-bar two ends；
Management module, the febrile state for judging bus-bar；
Adjustment module, the rotating speed for adjusting radiator fan.
Preferably, also include：Loop module, for after the rotating speed of regulation radiator fan, bus-bar two being detected again
The voltage drop value at end.
Beneficial effects of the present invention are as follows：
1. the present invention carries out temperature control using voltage drop difference, by detecting voltage drop difference, judges the hair of bus-bar
Warm status, detecting voltage drop difference is ageing strong, can fast accurate the voltage drop value that causes because bus-bar generates heat of detecting,
The rotating speed of radiator fan can be in time adjusted, temperature control is realized, is conducive to bus-bar to radiate, effectively improve what power supply was powered
Reliability；
2. PWM is controlled to radiator fan speed governing, advantage using voltage mode：PWM triangle wave amplitudes are larger, during pulse width modulation
With preferable antinoise allowance；PWM duty cycle regulation is unrestricted；For multiple-output electric power, the friendship between voltage and PWM
Mutual mediating effect+6 is preferable；Using single feedback voltage closed-loop control, debugging is easier；Change to output loading has preferably
Response regulation；Therefore, PWM is controlled using the difference of voltage drop, and adjusts the rotating speed of radiator fan compared to profit in the prior art
Radiator fan is adjusted with temperature sensor detection temperature, it is better, the reliability that system large power supply is powered can be met
Property demand.
Brief description of the drawings
Fig. 1 is a kind of one of schematic flow sheet of bus-bar radiating regulation and control method of the invention.
Fig. 2 is the two of the schematic flow sheet of a kind of bus-bar radiating regulation and control method of the invention.
Fig. 3 is a kind of structural representation of bus-bar heat dissipating regulator of the invention.
Specific embodiment
In order to make it easy to understand, the part noun to occurring in the present invention makees explanation explained below：
Pulse width modulation：English full name Pulse Width Modulation, hereinafter referred to as PWM are a kind of to analog signal
Level carries out digitally coded method.
PWM principles：Break-make to inverter circuit switching device is controlled, and output end is obtained a series of amplitudes equal
Pulse, with these pulses come instead of sine wave or required waveform；Speed control principle in this programme is to be applied to by change
The direct current voltage pulse width of armature end, i.e. dutycycle in the dc motor of radiator fan（duty cycle）, change inversion
The size and output frequency of circuit output voltage, to adjust the average voltage of input direct-current motor；Dutycycle refers to effective
The shared time ratio within a cycle of level.
With reference to the accompanying drawings and examples, specific embodiment of the invention is described in further detail：
Embodiment one
As shown in figure 1, a kind of bus-bar radiating regulation and control method, comprises the following steps：
Step S101：Using voltage detecting sensor as the detecing element in the present embodiment, detectd by voltage detecting sensor
The voltage drop value of the default operating point in bus-bar two ends is surveyed, the voltage drop value of detecting is taken as Δ P.
Step S102：Predeterminated voltage depreciation：P0, the voltage drop value Δ P and predeterminated voltage depreciation P0 that will be detected is contrasted, and is drawn
The difference P of voltage drop, i.e.,：P=P0- Δs P；The size of the difference P according to voltage drop, judges the febrile state of bus-bar, that is, adjust
The whole pwm signal for needing to transport to radiator fan, the difference P of voltage drop is added in pwm control circuit, by adjusting dutycycle,
Export the control integrated circuit of corresponding pwm signal to radiator fan.
Step S103：The control integrated circuit of radiator fan, the big of rotation speed of the fan is adjusted according to the pwm signal for obtaining
It is small.
Step S104：After the rotating speed of regulation radiator fan, continue to detect the voltage drop value at bus-bar two ends.
Embodiment two
As shown in Fig. 2 a kind of bus-bar radiating regulation and control method, comprises the following steps：
Step S201：The voltage drop value at detecting bus-bar two ends；
Step S202：Judge the febrile state of bus-bar；
Step S203：Adjust the rotating speed of radiator fan.
Embodiment three
As shown in figure 3, a kind of bus-bar heat dissipating regulator, including：Detecting module 301, management module 302, adjustment module 303
With loop module 304, the detecting module 301 is linked in sequence management module 302, adjustment module 303 and loop module successively
304。
Detecting module 301, the voltage drop value for detecting bus-bar two ends；Management module 302, for judging bus-bar
Febrile state；Adjustment module 303, the rotating speed for adjusting radiator fan；Loop module, for the rotating speed in regulation radiator fan
Afterwards, the voltage drop value at detecting bus-bar two ends is continued.
Illustrated above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (7)
1. a kind of bus-bar radiating regulation and control method, it is characterised in that comprise the following steps：
The voltage drop value at detecting bus-bar two ends；
Judge the febrile state of bus-bar；
Adjust the rotating speed of radiator fan.
2. bus-bar according to claim 1 radiating regulation and control method, it is characterised in that the voltage drop at detecting bus-bar two ends
Value, including：Detecting bus-bar two ends set the voltage drop value of operating point.
3. bus-bar according to claim 1 radiating regulation and control method, it is characterised in that the heating shape of the judgement bus-bar
State, including：
Detecting voltage drop value is contrasted with predeterminated voltage depreciation, the difference of voltage drop is drawn；
Need to transport to the pulse width modulating signal of radiator fan according to the size adjustment of the difference of voltage drop.
4. bus-bar according to claim 3 radiating regulation and control method, it is characterised in that the regulation radiator fan turns
Speed, including：The rotating speed of radiator fan is adjusted according to pulse width modulating signal.
5. bus-bar according to claim 1 radiating regulation and control method, it is characterised in that regulation radiator fan rotating speed it
Afterwards, also include：Continue the voltage drop value at detecting bus-bar two ends.
6. a kind of bus-bar heat dissipating regulator, it is characterised in that including：
Detecting module, the voltage drop value for detecting bus-bar two ends；
Management module, the febrile state for judging bus-bar；
Adjustment module, the rotating speed for adjusting radiator fan.
7. bus-bar heat dissipating regulator according to claim 6, it is characterised in that also include：
Loop module, for after the rotating speed of regulation radiator fan, continuing the voltage drop value at detecting bus-bar two ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611230665.7A CN106774509B (en) | 2016-12-28 | 2016-12-28 | Bus-bar heat dissipation regulation and control method and its device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611230665.7A CN106774509B (en) | 2016-12-28 | 2016-12-28 | Bus-bar heat dissipation regulation and control method and its device |
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| Publication Number | Publication Date |
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| CN106774509A true CN106774509A (en) | 2017-05-31 |
| CN106774509B CN106774509B (en) | 2018-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201611230665.7A Active CN106774509B (en) | 2016-12-28 | 2016-12-28 | Bus-bar heat dissipation regulation and control method and its device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111934048A (en) * | 2020-06-30 | 2020-11-13 | 上海空间电源研究所 | Automatic cooling and heat dissipation device for lithium ion storage battery pack |
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| EP0069931A1 (en) * | 1981-07-09 | 1983-01-19 | BROWN, BOVERI & CIE Aktiengesellschaft | Operation, monitoring and failure check-up for a single-duct air conditioning installation |
| CN2136574Y (en) * | 1992-08-29 | 1993-06-16 | 李春文 | Electric collecting bar ventilator |
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| WO2005055688A1 (en) * | 2003-11-28 | 2005-06-16 | Rolls Royce Plc | Control arrangement |
| CN101685328A (en) * | 2008-09-24 | 2010-03-31 | 宏碁股份有限公司 | Heat radiating control method of computer elements, program module and computer system |
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| CN201522330U (en) * | 2009-10-13 | 2010-07-07 | 东莞岳丰电子科技有限公司 | Temperature alarming apparatus of power line |
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| CN103490032A (en) * | 2013-09-26 | 2014-01-01 | 浙江吉利控股集团有限公司 | Storage battery busbar connecting structure and busbar thereof |
| KR20140044027A (en) * | 2012-10-04 | 2014-04-14 | 주식회사 테라세미콘 | Power regulator and vacuum heat treatment apparatus using the same |
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Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0069931A1 (en) * | 1981-07-09 | 1983-01-19 | BROWN, BOVERI & CIE Aktiengesellschaft | Operation, monitoring and failure check-up for a single-duct air conditioning installation |
| CN2136574Y (en) * | 1992-08-29 | 1993-06-16 | 李春文 | Electric collecting bar ventilator |
| CN1504732A (en) * | 2002-12-03 | 2004-06-16 | 上海卓忆科技发展有限公司 | Temperature detector for power supply system collecting bar |
| WO2005055688A1 (en) * | 2003-11-28 | 2005-06-16 | Rolls Royce Plc | Control arrangement |
| CN101685328A (en) * | 2008-09-24 | 2010-03-31 | 宏碁股份有限公司 | Heat radiating control method of computer elements, program module and computer system |
| CN102422500A (en) * | 2009-05-11 | 2012-04-18 | 西门子公司 | Temperature monitoring for a busbar trunking system |
| CN201498626U (en) * | 2009-06-25 | 2010-06-02 | 杨文锋 | Power cord and electrical appliance |
| CN201522330U (en) * | 2009-10-13 | 2010-07-07 | 东莞岳丰电子科技有限公司 | Temperature alarming apparatus of power line |
| KR20140044027A (en) * | 2012-10-04 | 2014-04-14 | 주식회사 테라세미콘 | Power regulator and vacuum heat treatment apparatus using the same |
| CN103490032A (en) * | 2013-09-26 | 2014-01-01 | 浙江吉利控股集团有限公司 | Storage battery busbar connecting structure and busbar thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111934048A (en) * | 2020-06-30 | 2020-11-13 | 上海空间电源研究所 | Automatic cooling and heat dissipation device for lithium ion storage battery pack |
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| Publication number | Publication date |
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| CN106774509B (en) | 2018-06-29 |
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