CN201278001Y - Power consumption monitoring instrument - Google Patents
Power consumption monitoring instrument Download PDFInfo
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- CN201278001Y CN201278001Y CNU2008201422585U CN200820142258U CN201278001Y CN 201278001 Y CN201278001 Y CN 201278001Y CN U2008201422585 U CNU2008201422585 U CN U2008201422585U CN 200820142258 U CN200820142258 U CN 200820142258U CN 201278001 Y CN201278001 Y CN 201278001Y
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Abstract
The utility model relates to a power utilization monitor which comprises a machine casing, a current transformer, a wire connecting terminal and a control circuit part arranged on a printed plate. The control circuit part is provided with an electric energy measurement circuit connected with a single-chip microcomputer; the single-chip microcomputer is respectively connected with a display, an infrared optical interface circuit, a communication interface, a memory, a key and a clock circuit; a power supply circuit is connected with each circuit unit to provide a working power supply; and the clock circuit is provided with a backup battery. The power utilization monitor is characterized in that a power supply signal detection circuit is arranged, is connected with the single-chip microcomputer, and is used for identifying oil engine power generating signals and commercial power supply signals. The power utilization monitor can measure the commercial power electric energy, and can also measure the oil engine power generating electric energy, so that the integrated measurement and monitoring is carried out and available resources are fully utilized, thereby greatly saving the investment of telecommunication base stations and machine room devices, effectively improving the work efficiency of the devices, and providing a scientific reference for evaluating the performance of energy-saving devices in the base stations through measuring the various parameters of electric quantity.
Description
Technical field
The utility model relates to electricity consumption monitoring equipment, the particularly a kind of multichannel electric energy metrical of telecommunications or other industry base station and machine room and electricity consumption monitoring instrument of electric parameter measurement of being applicable to.
Background technology
At present, along with the continuous development and perfection of mobile communications network, base station number is more and more, and it is more and more wider to distribute, and as the important content in the BTS management, the management of power use is along with base station number is on the increase, and management difficulty is increasing.
The current subject matter that exists is summarized as follows:
1, the base station, city is many near sub-district or the factories and miness power taking, and the IC-card electric energy meter is adopted in the part base station, the electricity charge that prestore, in the card out of funds after, force to have a power failure.In the face of the base station of One's name is legion, the mobile worker need pay close attention to electricity charge situation constantly, can take place unavoidably to renew the electricity charge and cause power-off of base station because of forgeing.
2, part base station ammeter is installed in outside the base station, some in addition be installed in the head of the mast, check the power consumption inconvenience; Take place by situations such as power stealings easily simultaneously.
3, after base station construction was finished substantially, the electricity charge occupied suitable proportion in the operation cost of base station, and commmunication company can not grasp overall electricity consumption situation at present in real time, lacked the statistics and the measurement means of science.
4, along with energy-saving device is constantly adopted by the base station, commmunication company can not verify the power savings of energy-saving device at present in real time.
When 5, having a power failure, need maintenance company to be responsible for generating, guarantee the base station operation, but can't examine, be unfavorable for cost control the generated energy of maintenance company in the base station.
6, current telecommunication department will address the above problem, and two electric energy metrical instruments can only be installed, electric energy metrical instrument metering mains-supplied electric energy, and another electric energy metrical instrument metering hydro power generation electric energy can not efficent use of resources, and uses inconvenience.
In view of the above problems, how effectively utilizing existing resource, be convenient to enterprise and use and manage, for market provides a kind of electricity consumption monitoring instrument, will be one of the current urgency in this field problem to be solved.
The utility model content
The purpose of this utility model is to overcome above-mentioned weak point, and a kind of reasonable in design, dependable performance, obvious results electricity consumption monitoring instrument are provided; Measure and monitor through electric energy and the electrical parameter of this electricity consumption monitoring instrument with an electricity consumption monitoring instrument to base station supply line.When base station power is multichannel civil power or multichannel hydro power generation, according to hydro power generation signal and mains-supplied characteristics of signals, identify the source of power supply, the multiple-way supply power supply is carried out electric energy metrical and parameter measurement respectively, and the electrical measurement data are uploaded in demonstration and communication.
The technical scheme that the utility model adopted is for achieving the above object: a kind of electricity consumption monitoring instrument comprises the control circuit part that casing, current transformer, connection terminal and printed board are provided with; Control circuit partly is provided with ic for energy metering and is connected with single-chip microcomputer, and described single-chip microcomputer is connected with display, infrared optics interface circuit, communication interface, storer, button, clock circuit respectively; Described power circuit is connected with above-mentioned each circuit unit provides working power, and clock circuit sets backup battery; It is characterized in that being provided with the power supply signal testing circuit and be connected with single-chip microcomputer, identification detects hydro power generation signal and mains-supplied signal; At first outside three phase supply power supply inserts this electricity consumption monitoring instrument, and promptly three-phase supply passes through current transformer respectively, from the output of electricity consumption monitoring instrument, powers to base station supply line again; The electricity consumption monitoring instrument is input to ic for energy metering with the voltage of three-phase supply through attenuation network, and the output signal of three current transformers is input to ic for energy metering through current sampling circuit; The electric energy computation chip that described ic for energy metering adopts the metering that realizes the meritorious and reactive energy of supply line, power factor, peak power, three-phase voltage and three-phase current are measured; Described single chip circuit is gathered electric quantity signal, and according to the classification of hydro power generation signal and mains-supplied characteristics of signals identification externally fed power supply, electric quantity data is carried out respectively adding up accordingly and preserving.
The beneficial effects of the utility model are: with an electricity consumption monitoring instrument, metering machine room (base station) mains-supplied electric energy, measure the hydro power generation electric energy simultaneously, only reached the effect that two electric energy metrical instruments are installed with an electricity consumption monitoring instrument, save the equipment investment of telecomm base station and machine room, increased the performance of enterprises.By a novel digital electricity consumption monitoring instrument is installed in the base station, it is inserted present machine room (base station) power and environmental monitoring system, or directly be connected with computer system, promptly can realize the electricity consumption data in real time of base station is sent back Surveillance center and shows that on the electricity consumption monitoring instrument supvr can grasp the electricity consumption situation of base station in real time in Surveillance center simultaneously.By daemon software analysis and deal with data, provide the data of science for analyzing the base station operation cost, avoided artificial factor, improved work efficiency effectively; And provide the foundation of science for the performance of assessing in the future base station electricity saving equipment.
This electricity consumption monitoring instrument is gathered the correlation parameter of the quality of power supply fully by the GB requirement, have the reliability that works long hours, stronger execute-in-place and communication function, has the ability of non-volatile recording storage data simultaneously.This electricity consumption monitoring instrument effectively utilizes device resource, brings great convenience to the user, and the utility model is simple in structure, and is reasonable in design, and integrated design reduces cost; Use very extensively, market outlook are wide.
Description of drawings
Fig. 1 is the utility model circuit connection structure block diagram,
Fig. 2 is the utility model wiring block diagram,
Fig. 3 is the utility model surface structure synoptic diagram;
Fig. 4 is the utility model inner structure synoptic diagram.
Embodiment
Below in conjunction with accompanying drawing and preferred embodiment, details are as follows to embodiment that foundation the utility model provides:
As shown in Figure 1 and Figure 2, a kind of electricity consumption monitoring instrument comprises the control circuit part that casing, current transformer, connection terminal and printed board are provided with; Control circuit partly is provided with ic for energy metering and is connected with single-chip microcomputer, and described single-chip microcomputer is connected with display, infrared optics interface circuit, communication interface, storer, button, clock circuit respectively; Described power circuit is connected with above-mentioned each circuit unit provides working power, and clock circuit sets backup battery; It is characterized in that being provided with the power supply signal testing circuit and be connected with single-chip microcomputer, identification detects hydro power generation signal and mains-supplied signal; At first outside three phase supply power supply inserts this electricity consumption monitoring instrument, and promptly A, B, C three-phase supply pass through current transformer respectively, from the output of electricity consumption monitoring instrument, powers to base station supply line again; The electricity consumption monitoring instrument is input to ic for energy metering with the voltage of three-phase supply through attenuation network, and the output signal of three current transformers is input to ic for energy metering through current sampling circuit; The electric energy computation chip that described ic for energy metering adopts the metering that realizes the meritorious and reactive energy of supply line, power factor, peak power, three-phase voltage and three-phase current are measured, electric energy computation chip is connected with three light emitting diodes as pilot lamp; Electric energy computation chip is connected with single chip circuit simultaneously, and described single chip circuit is gathered electric quantity signal, and according to hydro power generation signal and mains-supplied characteristics of signals, the classification of identification externally fed power supply carries out respectively adding up accordingly and preserving to electric quantity data.
The power supply signal testing circuit that described single-chip microcomputer connects is made as the hydro power generation signal deteching circuit, mains-supplied signal deteching circuit two-way is discerned respectively and detected hydro power generation signal and mains-supplied signal; Or the power supply signal testing circuit is connected with single-chip microcomputer by high-low level identification detection hydro power generation signal and mains-supplied signal.
The hydro power generation signal deteching circuit that described power supply signal testing circuit comprises, mains-supplied signal deteching circuit correspondence are made as two-way or more than the two-way.
The signal that described power supply signal testing circuit is detected is one of switching signal, voltage signal, current signal.
Described display circulation shows or shows according to the button stepping electrical parameter of mains-supplied and hydro power generation; The infrared optics interface circuit is used for and the communication of band infrared interface hander, and hander carries out the parameter setting and copies and accepts data the electricity consumption monitoring instrument; Communication interface is connected with machine room (base station) power and environmental monitoring system by RS232, RS485, RS422 bus, or the direct and supervisory system communication by the GSM network, finishes the parameter setting of electricity consumption monitoring instrument and copies and accepts data; Storer is preserved the metering and the measurement parameter of mains-supplied and hydro power generation respectively; Key circuit is realized the operator checks the electricity consumption monitoring instrument by button parameter setting and electrical measurement data; Clock circuit deadline and date calculate; Mains-supplied and hydro power generation input signal are input to single chip circuit after conversion process; Power circuit carries out voltage transformation and rectification, voltage stabilizing with the externally fed power supply, provides power supply to each element circuit in the electricity consumption monitoring instrument; When the line powering power interruption, backup battery provides power supply to clock circuit.
As shown in Figure 2, the A phase power supply of externally fed circuit, the 1. end of access electricity consumption monitoring instrument, the current transformer in this instrument is from 3. end output; The B phase power supply of externally fed circuit, the 4. end of access electricity consumption monitoring instrument, the current transformer in this instrument is from 6. end output; The C phase power supply of externally fed circuit, the 7. end of access electricity consumption monitoring instrument, the current transformer in this instrument is from 9. end output; If the three-phase and four-line power supply mode, the middle phase line of externally fed circuit, the 10. end of access electricity consumption monitoring instrument.The mains-supplied identification signal inserts (11) and (12) end of electricity consumption monitoring instrument; The hydro power generation identification signal inserts (13) and (14) end of electricity consumption monitoring instrument; The connection of RS422 inserts (15), (16), (17), (18) end of electricity consumption monitoring instrument.
Insert the electricity consumption monitoring instrument 1., 4., 7. supply voltage, be input to ic for energy metering through attenuation network, simultaneously, the output signal of each phase current mutual inductor also is input to ic for energy metering through current sampling circuit; Ic for energy metering is finished the measurement of active energy, reactive energy, power factor, each phase voltage, each phase current, directly exports active energy pulse CF1, reactive energy pulse CF2 and inversion signal REVP whether, the driving LED light emitting diode.Single-chip microcomputer reads the value of active energy, reactive energy, power factor, each phase voltage, each phase current from ic for energy metering, and carries out corresponding calculating; It is effective that single-chip microcomputer detects the mains-supplied identification signal, the aforementioned calculation value is saved in city's power consumption relative data area, and shows; If it is effective to detect the hydro power generation identification signal, the aforementioned calculation value is saved in the dynamo-electric amount of oil relative data area, and shows.By the infrared optics interface circuit, the parameter of electricity consumption monitoring instrument can be set and read measurement data with band infrared interface hander.Be connected by RS232, RS422 or RS485 interface and machine room (base station) power and environmental monitoring system or other computer control system, the parameter of electricity consumption monitoring instrument be set and read measurement data.Storer is preserved the electric energy measurement data, and when power cut-off, does not also lose.Button operation can be checked the electricity consumption monitoring instrument in proper order on display parameter and measurement data.Clock circuit deadline and calendar function when power cut-off, provide power supply by backup battery.Power circuit with the electricity consumption monitoring instrument 1., 4., 7. three-phase supply input through the transformer conversion, rectifying and voltage-stabilizing offers each element circuit voltage more earlier.
As shown in Figure 3, Figure 4, the casing that comprises of the utility model structure division is made of loam cake 8, drain pan 4, terminal box 7 and terminal lid 11; Be provided with current transformer 10 in the casing, wave filter 6 and printed board assembly 5; Printed board assembly 5 is provided with LCD 1, infrared pilot lamp 2, keyswitch 3; On terminal box 7, be provided with lead sealing 12; At loam cake 8 installed inside panels 9.
The electricity consumption monitoring instrument is realized major function:
1, multichannel electric parameter measurement
(1) electric parameter measurement during mains-supplied
Meritorious electric quantity metering, the capacity of idle power metering, power factor, peak power,, measurements such as three-phase voltage, three-phase current.
Electric parameter measurement when (2) oily machine is powered
Meritorious electric quantity metering, the capacity of idle power metering, power factor, peak power,, measurements such as three-phase voltage, three-phase current.
2, monitoring function
An electricity consumption monitoring instrument measures the civil power power consumption when mains-supplied; At mains failure, during oil start, metering hydro power generation amount accomplishes that an electricity consumption monitoring instrument finishes the multiple electric quantity metering and the power monitoring function of machine room.
(1) the meritorious electric quantity metering of base station mains-supplied is as the reference frame to the electric system charge calculation.
(2) when the mains failure of base station, the electric weight of automatic gauge hydro power generation is for the clearing with maintenance company provide accurate data.
(3) whether normal the metering of base station power consumption total amount as the Monitoring Data of equipment electricity consumption in the base station.
(4) power factor and the capacity of idle power of real-time metering circuit are to weigh plant efficiency height in the base station, reduce the power consumption and electricity charge expenditure, and valid data are provided.
(5) can measure and preserve maximum electric power, when the base station equipment multiplexing electric abnormality, can pinpoint the problems early.
(6) measure three phase supply voltage in real time,, send warning message when phase shortage or overtension or low excessively.
(7) measure the three phase supply electric current in real time, excessive or three-phase current is serious when uneven when supply current, sends warning message.
3, data communication protocol
The electricity consumption monitoring instrument is supported the front end intelligent equipment protocol of " communication bureau's (station) power supply, air-conditioning and environment centralized supervision management system ", is connected with machine room (base station) power and environmental monitoring system by RS232, RS422 or RS485 interface.
4, the scene is provided with and copies and accepts data
Can use band infrared interface hander the electricity consumption monitoring instrument to be carried out the initial truth of a matter (power office's ammeter reading) setting by the infrared optics interface, like this, meritorious electric quantity metering data and power office's ammeter reading of electricity consumption monitoring instrument are consistent, and are convenient to the electric quantity data settlement management.In addition also can be by every data of band infrared interface hander copy reading electricity consumption monitoring instrument.
5, data are preserved
Data such as the meritorious electric quantity metering of mains-supplied and hydro power generation, capacity of idle power metering and maximum electric power are not lost when outage, and data can be preserved more than 10 years.
Above-mentioned with reference to the detailed description of embodiment to this electricity consumption monitoring instrument, be illustrative rather than determinate; Therefore in the variation and the modification that do not break away under the utility model general plotting, should belong within the protection domain of the present utility model.
Claims (4)
1, a kind of electricity consumption monitoring instrument comprises the control circuit part that casing, current transformer, connection terminal and printed board are provided with; Control circuit partly is provided with ic for energy metering and is connected with single-chip microcomputer, and described single-chip microcomputer is connected with display, infrared optics interface circuit, communication interface, storer, button, clock circuit respectively; Described power circuit is connected with above-mentioned each circuit unit provides working power, and clock circuit sets backup battery; It is characterized in that being provided with the power supply signal testing circuit and be connected with single-chip microcomputer, identification detects hydro power generation signal and mains-supplied signal; At first outside three phase supply power supply inserts this electricity consumption monitoring instrument, and promptly three-phase supply passes through current transformer respectively, from the output of electricity consumption monitoring instrument, powers to base station supply line again; The electricity consumption monitoring instrument is input to ic for energy metering with the voltage of three-phase supply through attenuation network, and the output signal of three current transformers is input to ic for energy metering through current sampling circuit; The electric energy computation chip that described ic for energy metering adopts the metering that realizes the meritorious and reactive energy of supply line, power factor, peak power, three-phase voltage and three-phase current are measured; Described single chip circuit is gathered electric quantity signal, and according to the classification of hydro power generation signal and mains-supplied characteristics of signals identification externally fed power supply, electric quantity data is carried out respectively adding up accordingly and preserving.
2, electricity consumption monitoring instrument according to claim 1 is characterized in that the power supply signal testing circuit that described single-chip microcomputer connects is made as the hydro power generation signal deteching circuit, mains-supplied signal deteching circuit two-way is discerned respectively and detected hydro power generation signal and mains-supplied signal; Or the power supply signal testing circuit is connected with single-chip microcomputer by high-low level identification detection hydro power generation signal and mains-supplied signal.
3, electricity consumption monitoring instrument according to claim 2 is characterized in that hydro power generation signal deteching circuit, mains-supplied signal deteching circuit correspondence that described power supply signal testing circuit comprises are made as two-way or more than the two-way.
4, according to claim 1 or 2 or 3 described electricity consumption monitoring instrument, it is characterized in that the signal that described power supply signal testing circuit is detected is one of switching signal, voltage signal, current signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201422585U CN201278001Y (en) | 2008-09-28 | 2008-09-28 | Power consumption monitoring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201422585U CN201278001Y (en) | 2008-09-28 | 2008-09-28 | Power consumption monitoring instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201278001Y true CN201278001Y (en) | 2009-07-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201422585U Expired - Fee Related CN201278001Y (en) | 2008-09-28 | 2008-09-28 | Power consumption monitoring instrument |
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| Country | Link |
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| CN (1) | CN201278001Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102890189A (en) * | 2011-07-21 | 2013-01-23 | 中兴通讯股份有限公司 | Electric quantity automatic statistical method and system for base station equipment |
| CN102981069A (en) * | 2011-09-07 | 2013-03-20 | 上海久隆电力科技有限公司 | Electric energy comprehensive information acquisition terminal |
| CN105445544A (en) * | 2015-12-15 | 2016-03-30 | 中国移动通信集团安徽有限公司 | Power supply quantity subentry metering system and method |
| CN105974193A (en) * | 2016-05-14 | 2016-09-28 | 刘洋 | Intelligent instrument based on IOT (Internet of Things) |
| CN117269658A (en) * | 2023-11-23 | 2023-12-22 | 江苏安世朗智能科技有限公司 | Intelligent electricity consumption monitor capable of accurately collecting parameters of each line and installation method |
-
2008
- 2008-09-28 CN CNU2008201422585U patent/CN201278001Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102890189A (en) * | 2011-07-21 | 2013-01-23 | 中兴通讯股份有限公司 | Electric quantity automatic statistical method and system for base station equipment |
| CN102981069A (en) * | 2011-09-07 | 2013-03-20 | 上海久隆电力科技有限公司 | Electric energy comprehensive information acquisition terminal |
| CN105445544A (en) * | 2015-12-15 | 2016-03-30 | 中国移动通信集团安徽有限公司 | Power supply quantity subentry metering system and method |
| CN105974193A (en) * | 2016-05-14 | 2016-09-28 | 刘洋 | Intelligent instrument based on IOT (Internet of Things) |
| CN105974193B (en) * | 2016-05-14 | 2018-12-04 | 西安旌旗电子股份有限公司 | A kind of intelligence instrument based on Internet of Things |
| CN117269658A (en) * | 2023-11-23 | 2023-12-22 | 江苏安世朗智能科技有限公司 | Intelligent electricity consumption monitor capable of accurately collecting parameters of each line and installation method |
| CN117269658B (en) * | 2023-11-23 | 2024-02-02 | 江苏安世朗智能科技有限公司 | Intelligent electricity consumption monitor capable of accurately collecting parameters of each line and installation method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090722 Termination date: 20150928 |
|
| EXPY | Termination of patent right or utility model |