CN202050384U - Real-time multichannel accuracy control electricity-saving device - Google Patents
Real-time multichannel accuracy control electricity-saving device Download PDFInfo
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- CN202050384U CN202050384U CN2011201645265U CN201120164526U CN202050384U CN 202050384 U CN202050384 U CN 202050384U CN 2011201645265 U CN2011201645265 U CN 2011201645265U CN 201120164526 U CN201120164526 U CN 201120164526U CN 202050384 U CN202050384 U CN 202050384U
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- real
- time multichannel
- battery saving
- accurately controlled
- saving arrangement
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/30—Reactive power compensation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/40—Arrangements for reducing harmonics
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- Power Conversion In General (AREA)
Abstract
The utility model relates to the technical field of energy conservation of power devices in an electric power system and discloses a real-time multichannel accuracy control electricity-saving device. The real-time multichannel accuracy control electricity-saving device comprises a plurality of signal input detecting units and a motor signal detecting unit. The signal input detecting units and the motor signal detecting unit are respectively connected with input interfaces of a programmable controller MPU(microprocessor unit), the programmable controller MPU is respectively connected with a frequency converter and a three-phase silicon controlled voltage regulating device through data ports, output ends of the frequency converter and the three-phase silicon controlled voltage regulating device are connected with a signal output detecting unit through a capacitance compensation device and a sine wave former, a signal output end of the programmable controller MPU is connected with an output port of the signal output detecting unit through a bypath system, and the programmable controller MPU is connected with a temperature control unit which controls refrigeration or heating. The real-time multichannel accuracy control electricity-saving device is capable of realizing load input of power distribution of a motor and eliminating automatically harmonic and surge of a power supply system after frequency conversion adjustment so that a power factor is enhanced and a high-quality and clean power supply is provided for operation of the power devices.
Description
Technical field
The utility model belongs to the field of energy-saving technology of electric power system medium power equipment operation, and a kind of real-time multichannel that is particularly useful for motor devices such as motor, blower fan, water pump is accurately controlled battery saving arrangement.
Background technology
In the evolution of China's modernization construction at present, the development of electric power has become one of deciding factor of socio-economic development.In the GDP growth process of China, therefore the too high China's rapid economy development that had influence on of the energy consumption of per GDP develops the basic principle that electric power and saves energy will become China's long-run development from now on.
At present, all exist more energy waste phenomenon from electrical network conveying, block supply to the terminal temperature difference group.The first, the power station is the circuit loss of avoiding in the long distance power delivery process, transmit with higher voltage, reaches rated voltage to guarantee terminal temperature difference, causes virtual voltage often to be higher than the rated voltage of user's request.Second in the scope of block supply, promptly in the Mo Duan customer group, because the situation difference that goes into operation, has only the user of 70-80% carrying 100% supply of electric power usually, causes the dosage of electric power further superfluous.The 3rd; motor for a certain concrete unit; equipment operate as normal when protecting peak of power consumption; often require the output voltage of transformer to be higher than the rated voltage of motor; therefore in the running of this supply network, usually cause the power consumption of motor and the serious energy between the power supply amount of power supply state that do not match.Especially when motor is in zero load, underloading and moderate load, the situation of not matching of this energy will be more outstanding.
In order to solve the waste of energy problem of above-mentioned power consumption equipment, promptly begun Research on energy saving from 1840s abroad, China has also carried out corresponding power-saving technology research in the initial stage sixties in last century.Experienced the development in 60 years, up to the present, polytype power-saving technology and energy-saving device have successively appearred, as capacitance compensation, star angle conversion voltage regulation, single-circuit transformer step-down, silicon-controlled voltage regulation, reactor pressure regulation, inversion pressure regulation, harmonic wave and a series of power-saving techniques such as surge current inhibition and frequency control.But up to the present, these a series of power-saving techniques require inapplicable for many running status economize on electricitys of motor, as be operated in middle heavy duty, heavy duty, fully loaded and overload condition following time (its load is respectively 65-80%, 80-90%, 90-100%, 101-135%) when motor, when the power factor of motor operation is higher (0.65-0.98), when constant load and permanent torque motor are operated in middle heavy duty, heavy duty, fully loaded and overload condition following time or the like.And the quantity of the motor of this operating state and operation conditions accounts for society and has about 80% of motor total amount, so power-saving technology must be sought new breakthrough.
We have summed up the electric current of multimode real-time monitoring load (motor) and the new method of voltage swing, and the reliability of its regulation and control and accuracy have determined the power saving rate of energy-saving device and the range size that is applicable to the economize on electricity field.Its basic principle is, utilizes frequency conversion under the computer control and pressure regulation to switch in real time and complementary, and the line design by science, and the accurate Calculation of various operational factors, in the intellectuality control of computer, realized effective power saving rate of battery saving arrangement.
Summary of the invention
Defective at above-mentioned prior art, the purpose of this utility model provides a kind of real-time multichannel and accurately controls battery saving arrangement, be used for motor, water pump, blower fan, and can utilize multiple energy-conservation execution mode to regulate and control the power output of power supply, realize accurate coupling for the actual power consumption of all kinds of loads.
In order to realize the foregoing invention purpose, the utility model adopts following technical scheme:
A kind of real-time multichannel is accurately controlled battery saving arrangement, have many group input signal detection unit and link to each other with Programmable Logic Controller (MPU) input interface respectively with the motor detecting signal unit, described Programmable Logic Controller (MPU) links to each other with the three-phase controllable silicon regulator with frequency converter by FPDP respectively; The output of described frequency converter and three-phase controllable silicon regulator links to each other with the output signal detecting unit by Electric capacity compensation device, sinusoidal wave former; The signal output part of described Programmable Logic Controller (MPU) links to each other by the output port of bypath system with the output signal detecting unit; Described Programmable Logic Controller (MPU) links to each other with the temperature control unit of control refrigeration or heating.
A kind of real-time multichannel is accurately controlled battery saving arrangement, and described three-phase controllable silicon regulator is made of 3 three-phase controllable silicon groups of single-chip microcomputer 89C51 and chip 8254 programming Control.
A kind of real-time multichannel is accurately controlled battery saving arrangement, and every group of input signal detection unit is made up of than amplifier switch instrument transformer, current ratio.
A kind of real-time multichannel is accurately controlled battery saving arrangement, and the output signal detecting unit is provided with the pci interface that writes for networking monitoring, data acquisition and program updates in moving.
A kind of real-time multichannel is accurately controlled battery saving arrangement, and sinusoidal wave former is made of inductor filter device and electromagnetic switching device.
A kind of real-time multichannel is accurately controlled battery saving arrangement, and temperature control unit is made of temperature controller and timer.
A kind of real-time multichannel is accurately controlled battery saving arrangement, and described bypath system is the operating voltage of former mains system.
A kind of real-time multichannel is accurately controlled battery saving arrangement, and described operating voltage is 380V, or is the voltage of power of 660V, 1140V, 3000V, 6000V, 9000V, 10000V, 13800V and 15000V.
Owing to adopt aforesaid technical scheme, the utlity model has following superiority:
A kind of real-time multichannel is accurately controlled battery saving arrangement, mode by frequency, pressure reduction and the synchronous accuracy controlling of pulsewidth, can realize importing to the motor power distribution with carrying, while can be removed harmonic wave and the surge after electric power system and the variable frequency adjustment automatically, improved power factor, the power supply that provides high-quality, cleaning to save for the operation of power-equipment.
Description of drawings
Fig. 1 accurately controls the circuit block diagram of battery saving arrangement for real-time multichannel.
Embodiment
As shown in Figure 1: a kind of real-time multichannel is accurately controlled battery saving arrangement, have many group input signal detection unit and link to each other with Programmable Logic Controller (MPU) input interface respectively with the motor detecting signal unit, described Programmable Logic Controller (MPU) links to each other with the three-phase controllable silicon regulator with frequency converter by FPDP respectively; The output of described frequency converter and three-phase controllable silicon regulator links to each other with the output signal detecting unit by Electric capacity compensation device, sinusoidal wave former; The signal output part of described Programmable Logic Controller (MPU) links to each other by the output port of bypath system with the output signal detecting unit; Described Programmable Logic Controller (MPU) links to each other with the temperature control unit of control refrigeration or heating.
Described three-phase controllable silicon regulator is made of 3 three-phase controllable silicon groups of single-chip microcomputer 89C51 and chip 8254 programming Control.Described every group of input signal detection unit is made up of than amplifier switch instrument transformer, current ratio.
Described output signal detecting unit is provided with the pci interface that writes for networking monitoring, data acquisition and program updates in moving.
Described sinusoidal wave former is made of inductor filter device and electromagnetic switching device.Described Electric capacity compensation device is a capacitance group.Described temperature control unit is made of temperature controller and timer.
Described bypath system is the operating voltage of former mains system.Described operating voltage is 380V, or is the voltage of power of 660V, 1140V, 3000V, 6000V, 9000V, 10000V, 13800V and 15000V.
During use,
The instrument transformer of organizing the input signal detection unit is inserted the input electrical network more, and the input signal that makes detection is for the sampling of battery saving arrangement systemic circulation.Battery saving arrangement inside has can be for the frequency converter and the three-phase controllable silicon regulator of MPU regulation and control, and by Electric capacity compensation device, sinusoidal wave former and output signal detecting unit, the sinusoidal waveform three-phase electricity of output is used for three phase electric machine.Sinusoidal wave former and feedback device have been loaded in the cabinet simultaneously.Be provided with the economize on electricity control program that assembler language is write in the single-chip microcomputer.
The utility model device is realized importing with carrying the motor power distribution by the mode of frequency, pressure reduction and the synchronous accuracy controlling of pulsewidth; Remove simultaneously automatically harmonic wave and surge after electric power system and the variable frequency adjustment, improved the power supply that power factor provides high-quality, cleaning to save for the operation of power-equipment.
This battery saving arrangement is constant at original line construction, only change under the situation of the rated value of electronic devices and components and the specification that is connected lead the control of can in the electric power system of 380V, 660V, 1140V, 3000V, 6000V, 9000V, 10000V, 13800V and 15000V, economizing on electricity of its operating voltage.
When the sinusoidal wave former of electric current process, through its inner inductor filter and the energy exchange in the electromagnetic conversion, electromagnetic conversion is because not produce power loss, and do not produce new surge in this process and disturb and harmonic pollution, so when the sinusoidal wave former of electric current process, the output of its electric current and voltage is the sinusoidal waveform of standard, not only can not cause new harmonic pollution to electrical network, but also can be eliminated the original harmonic wave of electrical network, power supply is optimized, realizes high-quality power supply output.
When load had the local space of particular requirement and place for some to temperature, then temperature controller and timer can be set the specific temperature control of a cover and the software program of time measurement according to the temperature and time requirement in this place.
When equipment operation, temperature control and time measurement information can directly be sent to Programmable Logic Controller MPU.After it is handled through central authorities' control, promptly send out control information to temperature being controlled the place that particular requirement is arranged, when the temperature when this place is higher than (or being lower than) a certain particular value, then refrigerating system or heating system promptly begin to be freezed or heat in this place, when its temperature is below or above a certain particular value, then refrigerating system or heating system promptly stop refrigeration or heating, along with the change of temperature controlling mode, can make load reach better power savings.
When situation such as overcurrent, overvoltage or three-phase imbalance takes place in the equipment operation, even after then current sensor amplifies this information by current amplifier, be sent to central controller after the electric current comparison amplifier is further handled.Send out control information after the process central controller is handled once more and open bypass, equipment will quit work immediately, and control rate reaches 10 milliseconds, and the simultaneous faults indicator light is bright, can make motor obtain better protection.This equipment also provides pci interface for the networking monitoring in moving, and data acquisition and new program write.
Claims (8)
1. a real-time multichannel is accurately controlled battery saving arrangement, it is characterized in that: have many group input signal detection unit and link to each other with Programmable Logic Controller MPU input interface respectively with the motor detecting signal unit, described Programmable Logic Controller MPU links to each other with the three-phase controllable silicon regulator with frequency converter by FPDP respectively; The output of described frequency converter and three-phase controllable silicon regulator links to each other with the output signal detecting unit by Electric capacity compensation device, sinusoidal wave former; The signal output part of described Programmable Logic Controller MPU links to each other by the output port of bypath system with the output signal detecting unit; Described Programmable Logic Controller MPU links to each other with the temperature control unit of control refrigeration or heating.
2. real-time multichannel according to claim 1 is accurately controlled battery saving arrangement, it is characterized in that: described three-phase controllable silicon regulator is made of 3 three-phase controllable silicon groups of single-chip microcomputer 89C51 and chip 8254 programming Control.
3. real-time multichannel according to claim 1 is accurately controlled battery saving arrangement, it is characterized in that: every group of input signal detection unit is made up of than amplifier switch instrument transformer, current ratio.
4. real-time multichannel according to claim 1 is accurately controlled battery saving arrangement, it is characterized in that: the output signal detecting unit is provided with the pci interface that writes for networking monitoring, data acquisition and program updates in moving.
5. real-time multichannel according to claim 1 is accurately controlled battery saving arrangement, it is characterized in that: sinusoidal wave former is made of inductor filter device and electromagnetic switching device.
6. real-time multichannel according to claim 1 is accurately controlled battery saving arrangement, it is characterized in that: temperature control unit is made of temperature controller and timer.
7. real-time multichannel according to claim 1 is accurately controlled battery saving arrangement, it is characterized in that: described bypath system is the operating voltage of former mains system.
8. real-time multichannel according to claim 1 is accurately controlled battery saving arrangement, it is characterized in that: described operating voltage is 380V, or is the voltage of power of 660V, 1140V, 3000V, 6000V, 9000V, 10000V, 13800V and 15000V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201645265U CN202050384U (en) | 2011-05-23 | 2011-05-23 | Real-time multichannel accuracy control electricity-saving device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201645265U CN202050384U (en) | 2011-05-23 | 2011-05-23 | Real-time multichannel accuracy control electricity-saving device |
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| CN202050384U true CN202050384U (en) | 2011-11-23 |
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| CN2011201645265U Expired - Fee Related CN202050384U (en) | 2011-05-23 | 2011-05-23 | Real-time multichannel accuracy control electricity-saving device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103094899A (en) * | 2011-11-07 | 2013-05-08 | 洛阳沃德节电科技开发有限公司 | Real time multicircuit control power saving device |
-
2011
- 2011-05-23 CN CN2011201645265U patent/CN202050384U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103094899A (en) * | 2011-11-07 | 2013-05-08 | 洛阳沃德节电科技开发有限公司 | Real time multicircuit control power saving device |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111123 Termination date: 20120523 |