CN107231095A - A kind of reponse system based on dc bus - Google Patents
A kind of reponse system based on dc bus Download PDFInfo
- Publication number
- CN107231095A CN107231095A CN201610168475.0A CN201610168475A CN107231095A CN 107231095 A CN107231095 A CN 107231095A CN 201610168475 A CN201610168475 A CN 201610168475A CN 107231095 A CN107231095 A CN 107231095A
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- China
- Prior art keywords
- bus
- direct current
- reponse system
- energy
- battery module
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- 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.)
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
- H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
- H02M7/12—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/21—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M7/217—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
- H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
- H02M3/10—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M3/145—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M3/155—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/156—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators
- H02M3/157—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators with digital control
Abstract
The present invention relates to feedback field, more particularly to a kind of reponse system based on dc bus.Including：AC power；Rectification circuit, is connected with AC power, AC energy is converted into direct current energy；DC change-over circuit, is connected with rectification circuit, to adjust direct current energy；Dc bus, is connected, the direct current energy to transmit conversion with DC change-over circuit, load respectively；It is wound with the iron core of coil, coil and is passed through direct current energy；Hall sensor, the magnetic field to sense iron core generation, produces output voltage；Analog quantity is amplified in operational amplifier, the input access output voltage of operational amplifier, the output end output one of operational amplifier；Comparator, in-phase end access amplification analog quantity, end of oppisite phase accesses a sawtooth waveforms, and the output end of comparator exports a digital quantity；And the output end of comparator is connected with DC change-over circuit, the dutycycle of metal-oxide-semiconductor in discrete control DC change-over circuit is utilized.
Description
Technical field
The present invention relates to feedback field, more particularly to a kind of reponse system based on dc bus.
Background technology
The method that existing feedback circuit is typically sampled by partial pressure is realized to feedback of the input to output end, but existing feedback system Sampling device is generally required by directly being contacted with circuit, and circuit-under-test can be made a difference.
The content of the invention
The problem of existing for prior art, now there is provided a kind of reponse system based on dc bus, can avoid Sampling device from directly being contacted with the direct of circuit-under-test.
Specific technical scheme is as follows：
A kind of reponse system based on dc bus, applied to, to during Load transportation electric energy, the reponse system includes using dc bus：
AC power, to produce AC energy；
Rectification circuit, is connected with the AC power, the AC energy is converted into direct current energy；
DC-to-dc change-over circuit, is connected with the rectification circuit, to adjust the direct current energy；
Dc bus, is connected with the DC-to-dc change-over circuit, the load respectively, the direct current energy to transmit conversion；
It is wound with the iron core of coil, the coil and is passed through the direct current energy；
Hall sensor, to sense the magnetic field that the iron core is produced, produces output voltage；
Operational amplifier, the input of the operational amplifier accesses the output voltage, and analog quantity is amplified in the output end output one of the operational amplifier；
Comparator, in-phase end accesses the amplification analog quantity, and end of oppisite phase accesses a sawtooth waveforms, and the output end of the comparator exports a digital quantity；And
The output end of the comparator is connected with the DC-to-dc change-over circuit, utilizes the dutycycle of metal-oxide-semiconductor in DC-to-dc change-over circuit described in the discrete control.
It is preferred that, the rectification circuit is diode full bridge rectifier.
It is preferred that, in addition to：
One inverter circuit, lotus root is connected between the dc bus and the load, the direct current energy of regulation is converted into AC energy.
It is preferred that, the inverter circuit is stagger cycle PWM monopole type inverter.
It is preferred that, in addition to：
First battery module and the second battery module, are connected with the dc bus respectively, to store the direct current energy.
It is preferred that, first battery module is lithium battery；And/or second battery module is lead-acid battery.
It is preferred that, in addition to：
Controller, is connected with the dc bus, first battery module, second battery module respectively, to control the storage direct current energy of first battery module and the second battery module and the situation of release direct current energy.
It is preferred that, filter circuit, lotus root is connected between the DC-to-dc change-over circuit and the dc bus, to the direct current energy filtering to regulation.
It is preferred that, in addition to：
Voltage sensor, is connected with the dc bus, the voltage to detect the dc bus.
It is preferred that, the Hall sensor is Hall current sensor.
The beneficial effect of above-mentioned technical proposal is：
Above-mentioned technical proposal can be used by the electric current of the indirect dc bus of Hall sensor, and then realize the feedback to input, and Sampling device of the invention can not influence smaller with direct contact bus bar on circuit-under-test.
Brief description of the drawings
Fig. 1 is a kind of schematic diagram of the embodiment of the reponse system based on dc bus of the present invention.
Embodiment
It should be noted that in the case where not conflicting, following technical proposals can be mutually combined between technical characteristic.
The embodiment to the present invention is further described below in conjunction with the accompanying drawings：
A kind of reponse system based on dc bus is present embodiments provided, as shown in figure 1, applied to, to during Load transportation electric energy, the reponse system includes using dc bus：
AC power, to produce AC energy；
Rectification circuit, is connected with the AC power, the AC energy is converted into direct current energy；
DC-to-dc change-over circuit, is connected with the rectification circuit, to adjust the direct current energy；
Dc bus, is connected with the DC-to-dc change-over circuit, the load respectively, the direct current energy to transmit conversion；
It is wound with the iron core of coil, the coil and is passed through the direct current energy；
Hall sensor, to sense the magnetic field that the iron core is produced, produces output voltage；
Operational amplifier, the input of the operational amplifier accesses the output voltage, and analog quantity is amplified in the output end output one of the operational amplifier；
Comparator, in-phase end accesses the amplification analog quantity, and end of oppisite phase accesses a sawtooth waveforms, and the output end of the comparator exports a digital quantity；And
The output end of the comparator is connected with the DC-to-dc change-over circuit, utilizes the dutycycle of metal-oxide-semiconductor in DC-to-dc change-over circuit described in the discrete control.
A kind of application scenarios in above-described embodiment are：Because coil has been passed through direct current energy, so coil constitutes an electromagnet with iron core, Hall sensor can reflect the electric current in dc bus by sensing the magnetic force of this electromagnet, the reflection of the voltage also DC bus current size of Hall sensor output, due to there is magnetic field inside hot-wire coil, its size is directly proportional to the electric current in dc bus, therefore can measure magnetic field using Hall sensor, so that it is determined that in dc bus electric current size.It can be designed using this principle and Hall current sensor is made.Its advantage is not made electrical contact with circuit-under-test, does not influence circuit-under-test, and the power of AC power is not consumed, is particularly suitable for high current sensing.This applicable cases of the present embodiment are one kind of plurality of application scenes, and the restriction to the present embodiment is not constituted.
Further, the rectification circuit is diode full bridge rectifier.
Further, in addition to：
One inverter circuit, lotus root is connected between the dc bus and the load, the direct current energy of regulation is converted into AC energy.
Further, the inverter circuit is stagger cycle PWM monopole type inverter.
Unipolarity inverter in the present embodiment can reduce harmonic component, device loss, improve whole efficiency, while the common mode disturbances of energy inverter system.
Further, in addition to：
First battery module and the second battery module, are connected with the dc bus respectively, to store the direct current energy.Unnecessary direct current energy is carried out into storage to be beneficial to be powered by above-mentioned battery module when AC energy can not power.
Further, first battery module is lithium battery；And/or second battery module is lead-acid battery.
Further, in addition to：
Controller, is connected with the dc bus, first battery module, second battery module respectively, to control the storage direct current energy of first battery module and the second battery module and the situation of release direct current energy.
In the present embodiment, by a controller the first battery module of control charge or the second battery module is charged, its charge mode can be that a battery charges charge after another in advance, same discharge mode is also similarly, but the restriction to the present embodiment is not constituted, specific charging, discharge mode can be set according to actual conditions.
Two battery modules in the present embodiment can be stored to unnecessary electric energy, save electric energy, it is ensured that it is load supplying to have the first battery module and/or the second battery module in the case where AC power is unable to normal power supply.
Further, filter circuit, lotus root is connected between the DC-to-dc change-over circuit and the dc bus, to the direct current energy filtering to regulation.
Further, in addition to：
Voltage sensor, is connected with the dc bus, the voltage to detect the dc bus.
Further, the Hall sensor is Hall current sensor.
The operation principle of Hall current sensor is：Standard circle ring iron core has a breach, and Hall sensor is inserted in breach, coil is wound with iron core, magnetic field is produced when the electric current of dc bus is by coil, then Hall sensor has voltage signal output.
The sound construction of Hall sensor, small volume is lightweight, and long lifespan is easy for installation, small power consumption, and frequency is high（Up to 1MHZ）, vibration resistance is not afraid of the pollution or corrosion of dust, greasy dirt, steam and salt fog etc..The precision of Hall sensor is high, the linearity is good；Hall sensor is contactless, without abrasion, and the operating temperature range for having taken the hall device of various compensation and safeguard measure is wide, reachable -55 DEG C~150 DEG C.
To sum up, above-mentioned technical proposal can be used by the electric current of the indirect dc bus of Hall sensor, and then realize the feedback to input, and Sampling device of the invention can not influence smaller with direct contact bus bar on circuit-under-test.
By explanation and accompanying drawing, the exemplary embodiments of the specific structure of embodiment are given, based on spirit of the invention, can also make other conversions.Although foregoing invention proposes existing preferred embodiment, however, these contents are not intended as limitation.
For a person skilled in the art, read after described above, various changes and modifications undoubtedly will be evident.Therefore, appended claims should regard whole variations and modifications of the true intention and scope that cover the present invention as.Any and all scope and content of equal value, are all considered as still belonging to the intent and scope of the invention in Claims scope.
Claims (10)
1. a kind of reponse system based on dc bus, it is characterised in that applied to using directly
Bus is flowed to during Load transportation electric energy, and the reponse system includes：
AC power, to produce AC energy；
Rectification circuit, is connected with the AC power, the AC energy to be converted to directly
Flow electric energy；
DC-to-dc change-over circuit, is connected with the rectification circuit, to adjust the direct current
Electric energy；
Dc bus, is connected with the DC-to-dc change-over circuit, the load respectively, uses
To transmit the direct current energy of conversion；
It is wound with the iron core of coil, the coil and is passed through the direct current energy；
Hall sensor, to sense the magnetic field that the iron core is produced, produces output voltage；
Operational amplifier, the input of the operational amplifier accesses the output voltage, described
Analog quantity is amplified in the output end output one of operational amplifier；
Comparator, in-phase end accesses the amplification analog quantity, and end of oppisite phase accesses a sawtooth waveforms, institute
The output end for stating comparator exports a digital quantity；And
The output end of the comparator is connected with the DC-to-dc change-over circuit, using described
The dutycycle of metal-oxide-semiconductor in DC-to-dc change-over circuit described in discrete control.
2. the reponse system according to claim 1 based on dc bus, its feature exists
In the rectification circuit is diode full bridge rectifier.
3. the reponse system according to claim 1 based on dc bus, its feature exists
In, in addition to：
One inverter circuit, lotus root is connected between the dc bus and the load, that will adjust
The direct current energy be converted to AC energy.
4. the reponse system according to claim 3 based on dc bus, its feature exists
In the inverter circuit is stagger cycle PWM monopole type inverter.
5. the reponse system according to claim 1 based on dc bus, its feature exists
In, in addition to：
First battery module and the second battery module, are connected with the dc bus, are used to respectively
Store the direct current energy.
6. the reponse system according to claim 5 based on dc bus, its feature exists
In first battery module is lithium battery；And/or second battery module is plumbic acid electricity
Pond.
7. the reponse system according to claim 5 based on dc bus, its feature exists
In, in addition to：
Controller, respectively with the dc bus, first battery module, second electricity
Pond module connection, the storage direct current to control first battery module and the second battery module
The situation of electric energy and release direct current energy.
8. the reponse system according to claim 1 based on dc bus, its feature exists
In, filter circuit, lotus root is connected between the DC-to-dc change-over circuit and the dc bus,
To the direct current energy filtering to regulation.
9. the reponse system according to claim 1 based on dc bus, its feature exists
In, in addition to：
Voltage sensor, is connected with the dc bus, the electricity to detect the dc bus
Pressure.
10. the reponse system according to claim 1 based on dc bus, its feature exists
In the Hall sensor is Hall current sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610168475.0A CN107231095A (en) | 2016-03-23 | 2016-03-23 | A kind of reponse system based on dc bus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610168475.0A CN107231095A (en) | 2016-03-23 | 2016-03-23 | A kind of reponse system based on dc bus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107231095A true CN107231095A (en) | 2017-10-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610168475.0A Pending CN107231095A (en) | 2016-03-23 | 2016-03-23 | A kind of reponse system based on dc bus |
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| Country | Link |
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| CN (1) | CN107231095A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109617414A (en) * | 2018-12-07 | 2019-04-12 | 昂宝电子（上海）有限公司 | Use the switched mode power converter and its method of hall effect sensor |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200991804Y (en) * | 2006-12-19 | 2007-12-19 | 江苏科技大学 | Super portable interference-free arc-striking air plasma cutting machine |
| WO2011130770A1 (en) * | 2010-04-21 | 2011-10-27 | Tridonic Gmbh & Co. Kg | Operating circuit for light-emitting diodes |
| CN102769273A (en) * | 2012-08-01 | 2012-11-07 | 中国兵器工业集团第二一四研究所苏州研发中心 | Switch power source output overcurrent protection device |
| CN103066843A (en) * | 2012-12-14 | 2013-04-24 | 大连海事大学 | Detection circuit and obtaining method of power source and voltage of switch |
| CN203720232U (en) * | 2013-12-05 | 2014-07-16 | 大连海事大学 | Current detection device of switch power supply |
| CN204405826U (en) * | 2015-02-12 | 2015-06-17 | 河南华西科技集团新能源股份有限公司 | A kind of testing circuit of Hall current sensor |
-
2016
- 2016-03-23 CN CN201610168475.0A patent/CN107231095A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200991804Y (en) * | 2006-12-19 | 2007-12-19 | 江苏科技大学 | Super portable interference-free arc-striking air plasma cutting machine |
| WO2011130770A1 (en) * | 2010-04-21 | 2011-10-27 | Tridonic Gmbh & Co. Kg | Operating circuit for light-emitting diodes |
| CN102769273A (en) * | 2012-08-01 | 2012-11-07 | 中国兵器工业集团第二一四研究所苏州研发中心 | Switch power source output overcurrent protection device |
| CN103066843A (en) * | 2012-12-14 | 2013-04-24 | 大连海事大学 | Detection circuit and obtaining method of power source and voltage of switch |
| CN203720232U (en) * | 2013-12-05 | 2014-07-16 | 大连海事大学 | Current detection device of switch power supply |
| CN204405826U (en) * | 2015-02-12 | 2015-06-17 | 河南华西科技集团新能源股份有限公司 | A kind of testing circuit of Hall current sensor |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109617414A (en) * | 2018-12-07 | 2019-04-12 | 昂宝电子（上海）有限公司 | Use the switched mode power converter and its method of hall effect sensor |
| US11316442B2 (en) | 2018-12-07 | 2022-04-26 | On-Bright Electronics (Shanghai) Co., Ltd. | Switch-mode power converters using hall effect sensors and methods thereof |
| US11581819B2 (en) | 2018-12-07 | 2023-02-14 | On-Bright Electronics (Shanghai) Co., Ltd. | Switch-mode power converters using hall effect sensors and methods thereof |
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Application publication date: 20171003 |
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