CN201141891Y - Power consumption collection module - Google Patents

Power consumption collection module Download PDF

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Publication number
CN201141891Y
CN201141891Y CNU2008200220213U CN200820022021U CN201141891Y CN 201141891 Y CN201141891 Y CN 201141891Y CN U2008200220213 U CNU2008200220213 U CN U2008200220213U CN 200820022021 U CN200820022021 U CN 200820022021U CN 201141891 Y CN201141891 Y CN 201141891Y
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CN
China
Prior art keywords
voltage
current
acquisition module
power consumption
module
Prior art date
Application number
CNU2008200220213U
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Chinese (zh)
Inventor
吴明生
林楷智
Original Assignee
浪潮电子信息产业股份有限公司
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Application filed by 浪潮电子信息产业股份有限公司 filed Critical 浪潮电子信息产业股份有限公司
Priority to CNU2008200220213U priority Critical patent/CN201141891Y/en
Application granted granted Critical
Publication of CN201141891Y publication Critical patent/CN201141891Y/en

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Abstract

The utility model provides a power acquisition module which is composed of a data acquisition module, and a process and display module. The data acquisition module is connected in the acquisition circuit; the signal output of the data acquisition module is connected with the process and display module. The data acquisition module collects the current data and converts the current data to proper value, and input the signal to the process and display module. The process and display module converts the collected voltage and current analog signal to digital signal, multiplies the voltage data and the current data to get a power consumption value, and then display. The power acquisition module has reasonable design, simple structure and convenient usage, and is suitable for the monitor of the input power of the servers, large electric equipment and instruments; thereby, the utility model has great using values of popularization.

Description

The power consumption acquisition module

1, technical field

The utility model relates to a kind of technology that the outer net input power consumption of power supply is measured in real time and monitored, specifically a kind of power consumption acquisition module.

2, background technology

The power circuit of general electrical equipment comprises the outside AC network incoming line and current rectifying and wave filtering circuit, switch transformed circuit, error amplifying circuit and the corresponding electron device of power supply inside.External communication electrical network incoming line divides live wire and zero line, connects the internal circuit of power supply respectively.

In order to guarantee the stable operations of security appliance such as server, large-scale electronic measuring instrument, need measure and monitor input current, input voltage and the power input of these power supplys.The position that power supply is measured and monitored is the incoming line of power supply outside, often connects special-purpose survey instrument on the external communication electrical network incoming line on the power supply, reaches to detect and the stable purpose of monitoring power supply input.

Because input current or input voltage to power supply are measured the survey instrument that needs special use, and the input power consumption needs to calculate timely, so the shortcoming of this measurement detection method is conspicuous: it measures cost height, complex operation, take the device space, in production work, be difficult for promoting the use of.

3, summary of the invention

The purpose of this utility model is to overcome above-mentioned shortcoming, and a kind of various input parameters that do not need external tool just can independently measure power supply are provided, and calculates the power consumption acquisition module of power consumption and demonstration in real time according to these parameters.

The technical solution of the utility model realizes that in the following manner the power consumption acquisition module is made up of data acquisition module and processes and displays module, and data acquisition module is connected in the circuit of collection, the output line connection processing display module of data acquisition module.Data acquisition module is an appropriate value to input current, current acquisition and no-load voltage ratio, is converted to data-signal then, calculates and demonstration by the processes and displays module.

Above-mentioned data acquisition module is connected to form successively by current transformer, current-to-voltage convertor, voltage amplifier, be used for the current transformer of input current no-load voltage ratio is serially connected in alternating current zero line or live wire, the current-to-voltage convertor that alternating current is converted to DC voltage connects the output terminal of current transformer, and the voltage amplifier that is used for d. c. voltage signal is amplified connects current-to-voltage convertor.The processes and displays module by with the power consumption collector to the analog signal conversion of input current collection be digital signal analog to digital converter, digital signal is carried out the single-chip microcomputer of computing and the LCD display that power consumption calculation shows is composed in series successively.

Data acquisition module of the present utility model can also be made up of current acquisition unit and voltage acquisition unit; Be used for the current transformer of input current no-load voltage ratio is serially connected in alternating current zero line or live wire, the current-to-voltage convertor that alternating current is converted to DC voltage connects the output terminal of current transformer, and the voltage amplifier that is used for d. c. voltage signal is amplified connects current-to-voltage convertor; Voltage acquisition unit is connected to form successively by step-down transformer, rectifier filer, voltage amplifier, with the step-down transformer of input voltage no-load voltage ratio and be connected in the input circuit, the rectifier filer that alternating voltage is converted to DC voltage connects the output terminal of step-down transformer, is used for the voltage amplifier that DC voltage amplifies and connects rectifier filer.The processes and displays module by with data acquisition module to the analog signal conversion of input current and voltage acquisition be digital signal analog to digital converter, digital signal is carried out the single-chip microcomputer of computing and the LCD display that power consumption calculation shows is composed in series successively.

The utility model has the advantages that:

1, need not to use the special measurement instrument, realize the surveying work robotization, by with data transmission interface connection processing display module, intuitive measurement results is simple;

2, the circuit of technical scheme is simple, is easy to realize that cost is low;

3, the data acquisition module realization is integrated, interfaceization, and the parameter of collection outputs to the processes and displays module by interface, and is easy to maintenance, and it is little to take up room;

4, increase selling point,, improve product competitiveness for the client increases added value.

4, description of drawings

Accompanying drawing 1 is the structural representation of power consumption acquisition module preferred implementation.

Accompanying drawing 2 is the structural representation of the another kind of embodiment of power consumption acquisition module.

Mark in the accompanying drawing is represented respectively: data acquisition module 101, current transformer 102, current-to-voltage convertor 103, voltage amplifier 104, data transmission interface 105, processes and displays module 106, analog to digital converter 107, single-chip microcomputer 108, LCD display 109, current acquisition unit 201, voltage acquisition unit 202, step-down transformer 203, rectifier filer 204.

5, embodiment

Below in conjunction with accompanying drawing power consumption acquisition module of the present utility model is done following detailed description the in detail.

Power consumption acquisition module of the present utility model is made up of data acquisition module and processes and displays module, and data acquisition module is connected in the circuit of collection, the output line connection processing display module of data acquisition module.Data acquisition module is an appropriate value to input current, current acquisition and no-load voltage ratio, is converted to data-signal then, calculates and demonstration by the processes and displays module.

Data acquisition module divides current acquisition unit and voltage acquisition unit:

1, current acquisition: at first input current is taken out, then alternating current is carried out I/V (current/voltage) and be converted to DC voltage, rationally amplify again, promptly obtain the sampling of current effective value by current transformer;

2, voltage acquisition: by step-down transformer input voltage is taken out, convert alternating voltage to DC voltage through rectifying and wave-filtering then, rationally amplify again, promptly obtain the sampling of voltage effective value;

The processes and displays module is a digital signal with the voltage and current analog signal conversion that collects, and calculates its product and obtains power consumption and demonstration.

Because we generally adopt the 220V electric main, change in voltage is not obvious, therefore can omit for the collection of voltage, only gets fixed value 220V during computing.

Embodiment 1

As shown in Figure 1, data acquisition module 101 is connected to form successively by current transformer 102, current-to-voltage convertor 103, voltage amplifier 104 and data transmission interface 105, be used for the current transformer 102 of input current no-load voltage ratio is serially connected in alternating current zero line or live wire, the current-to-voltage convertor 103 that alternating current is converted to DC voltage connects the output terminal of current transformers 102, and the voltage amplifier 104 that is used for d. c. voltage signal is amplified connects current-to-voltage convertors 103.Data acquisition module 101 is by data transmission interface 105 connection processing display modules 106, processes and displays module 106 by with the power consumption collector to the analog signal conversion of input current collection be digital signal analog to digital converter 107, digital signal is carried out the single-chip microcomputer 108 of computing and the LCD display 109 that power consumption calculation shows is composed in series successively.

Embodiment 2

As shown in Figure 2, embodiment of the present utility model can also be that data acquisition module 101 is made up of current acquisition unit 201 and voltage acquisition unit 202; Be used for the current transformer 102 of input current no-load voltage ratio is serially connected in alternating current zero line or live wire, the current-to-voltage convertor 103 that alternating current is converted to DC voltage connects the output terminal of current transformers 102, and the voltage amplifier 104 that is used for d. c. voltage signal is amplified connects current-to-voltage convertors 103; Voltage acquisition unit 202 is connected to form successively by step-down transformer 203, rectifier filer 204, voltage amplifier, with the step-down transformer 203 of input voltage no-load voltage ratio and be connected in the input circuit, the rectifier filer 204 that alternating voltage is converted to DC voltage connects the output terminal of step-down transformers 203, is used for the voltage amplifier that DC voltage amplifies and connects rectifier filer 204.Data acquisition module 101 is by data transmission interface 105 connection processing display modules 106, the processes and displays module by with data acquisition module to the analog signal conversion of input current and voltage acquisition be digital signal analog to digital converter 107, digital signal is carried out the single-chip microcomputer 108 of computing and the LCD display 109 that power consumption calculation shows is composed in series successively.

Power consumption acquisition module of the present utility model is reasonable in design, simple in structure, safe and reliable, easy to use, thereby, have good value for applications.

Claims (5)

1, power consumption acquisition module is characterized in that being made up of data acquisition module and processes and displays module, and data acquisition module is connected in the circuit of collection, the output line connection processing display module of data acquisition module.
2, power consumption acquisition module according to claim 1, it is characterized in that the data acquisition module of gathering simulating signal is connected to form successively by current transformer, current-to-voltage convertor, voltage amplifier, be used for the current transformer of input current no-load voltage ratio is serially connected in alternating current zero line or live wire, the current-to-voltage convertor that alternating current is converted to DC voltage connects the output terminal of current transformer, and the voltage amplifier that is used for d. c. voltage signal is amplified connects current-to-voltage convertor.
3, power consumption acquisition module according to claim 1 is characterized in that data acquisition module is made up of current acquisition unit and voltage acquisition unit; Be used for the current transformer of input current no-load voltage ratio is serially connected in alternating current zero line or live wire, the current-to-voltage convertor that alternating current is converted to DC voltage connects the output terminal of current transformer, and the voltage amplifier that is used for d. c. voltage signal is amplified connects current-to-voltage convertor; Voltage acquisition unit is connected to form successively by step-down transformer, rectifier filer, voltage amplifier, with the step-down transformer of input voltage no-load voltage ratio and be connected in the input circuit, the rectifier filer that alternating voltage is converted to DC voltage connects the output terminal of step-down transformer, is used for the voltage amplifier that DC voltage amplifies and connects rectifier filer.
4, power consumption acquisition module according to claim 2, it is characterized in that the processes and displays module by with the power consumption collector to the analog signal conversion of input current collection be digital signal analog to digital converter, digital signal is carried out the single-chip microcomputer of computing and the LCD display that power consumption calculation shows is composed in series successively.
5, power consumption acquisition module according to claim 3, it is characterized in that the processes and displays module by with data acquisition module to the analog signal conversion of input current and voltage acquisition be digital signal analog to digital converter, digital signal is carried out the single-chip microcomputer of computing and the LCD display that power consumption calculation shows is composed in series successively.
CNU2008200220213U 2008-01-03 2008-01-03 Power consumption collection module CN201141891Y (en)

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Application Number Priority Date Filing Date Title
CNU2008200220213U CN201141891Y (en) 2008-01-03 2008-01-03 Power consumption collection module

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
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CN201141891Y true CN201141891Y (en) 2008-10-29

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Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101806829A (en) * 2010-04-20 2010-08-18 中兴通讯股份有限公司 Power consumption testing device of active equipment and method
CN102736549A (en) * 2012-05-25 2012-10-17 青岛华特自动化设备有限公司 24-Bit acquisition module
CN102778103A (en) * 2012-07-23 2012-11-14 合肥美的荣事达电冰箱有限公司 Method and device for detecting and displaying power of refrigerator and refrigerator with device
CN102890186A (en) * 2011-07-20 2013-01-23 鸿富锦精密工业(深圳)有限公司 Power testing circuit
CN101930025B (en) * 2009-06-22 2013-08-07 研祥智能科技股份有限公司 Power dissipation testing device
CN103235176A (en) * 2013-04-15 2013-08-07 北京百度网讯科技有限公司 Method and server for acquiring component power consumption
CN103529286A (en) * 2013-10-29 2014-01-22 武汉大学 Universal type encryption equipment power consumption capturing system and method
CN103777067A (en) * 2012-10-19 2014-05-07 华为技术有限公司 Chip power-consumption measurement circuit, chip, and chip power-consumption measurement method
CN105742915A (en) * 2016-03-29 2016-07-06 蔡华翔 Solar powered wiring board with automatic power-off function
CN109900955A (en) * 2019-01-31 2019-06-18 大族激光科技产业集团股份有限公司 Circuit monitoring system

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101930025B (en) * 2009-06-22 2013-08-07 研祥智能科技股份有限公司 Power dissipation testing device
CN101806829A (en) * 2010-04-20 2010-08-18 中兴通讯股份有限公司 Power consumption testing device of active equipment and method
CN102890186A (en) * 2011-07-20 2013-01-23 鸿富锦精密工业(深圳)有限公司 Power testing circuit
CN102736549A (en) * 2012-05-25 2012-10-17 青岛华特自动化设备有限公司 24-Bit acquisition module
CN102778103A (en) * 2012-07-23 2012-11-14 合肥美的荣事达电冰箱有限公司 Method and device for detecting and displaying power of refrigerator and refrigerator with device
CN103777067A (en) * 2012-10-19 2014-05-07 华为技术有限公司 Chip power-consumption measurement circuit, chip, and chip power-consumption measurement method
CN103777067B (en) * 2012-10-19 2016-12-21 华为技术有限公司 Chip power-consumption measuring circuit, chip and chip power-consumption measuring method
CN103235176A (en) * 2013-04-15 2013-08-07 北京百度网讯科技有限公司 Method and server for acquiring component power consumption
CN103529286A (en) * 2013-10-29 2014-01-22 武汉大学 Universal type encryption equipment power consumption capturing system and method
CN103529286B (en) * 2013-10-29 2015-11-18 武汉大学 Universal type encryption equipment power consumption capture systems and method
CN105742915A (en) * 2016-03-29 2016-07-06 蔡华翔 Solar powered wiring board with automatic power-off function
CN109900955A (en) * 2019-01-31 2019-06-18 大族激光科技产业集团股份有限公司 Circuit monitoring system

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GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20081029

Termination date: 20110103

C17 Cessation of patent right