CN101277026A - Intelligent remote low pressure high power electric power supply system as well as working method thereof - Google Patents
Intelligent remote low pressure high power electric power supply system as well as working method thereof Download PDFInfo
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- CN101277026A CN101277026A CNA200810015463XA CN200810015463A CN101277026A CN 101277026 A CN101277026 A CN 101277026A CN A200810015463X A CNA200810015463X A CN A200810015463XA CN 200810015463 A CN200810015463 A CN 200810015463A CN 101277026 A CN101277026 A CN 101277026A
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Abstract
An intelligent remote low-voltage high-power electric power supply system and the operating method thereof belong to the technical field of the electronic technique application. The system comprises a local end part which is composed of a voltage boosting circuit and a single-chip computer, and a remote end part which is composed of a voltage releasing converting circuit and a charging control circuit. The remote end voltage releasing converting circuit is connected with a local end voltage boosting circuit, and at the same time is connected with the charging control circuit through a photocoupler. The charging control circuit and an accumulator are connected. A relay is in parallel connected between the charging control circuit and the output end of the accumulator. The output end of the accumulator is connected with the energy consumption terminal equipment. The invention has the advantages of reasonable design, easy manufacturing and convenient operation. The local end equipment adopts a low-voltage electric supply to the communication used electric terminal equipment. Not only the voltage and power of the power supply source are reduced for guaranteeing the safety of the circuit, but also the design of the energy source are sufficiently and reasonably used.
Description
One, technical field
The present invention relates to a kind of intelligent remote low pressure high power electric power supply system and method for work thereof, belong to the application of electronic technology technical field.
Two, background technology
This system cooperates " light advance copper moves back, Fiber to the home " engineering that the system of safe electric power safeguard is provided for communication equipment, have long characteristics apart from low-pressure high-power direct current supply, the successful development and Application of this system, solved former high-power electric terminal device transmission voltage height, personal safety has been caused certain influence, problems such as transmission range is short, adopt a new generation's suspension technology over the ground, guaranteed the fail safe of low-voltage DC supply.Applying of this product is the essential product that any civil power is difficult for the long-range direct current supply of power consumption equipment of access, advantageously promoted the safety and effectivity development of telecommunications, has vast market space and good social benefit.Because the electric terminal plant capacity is big, distribution is more, so the electric terminal power supply unit is had relatively high expectations.At present logical power supply source generally is that local side apparatus adopts high pressure output power supply by remote equipment, and power circuit is in high pressure conditions all the time, and personnel cause electric shock easily, have potential safety hazard; Power delivery power is unreasonable, makes line resource be not fully utilized.
Three, summary of the invention
For overcoming the deficiencies in the prior art, the invention provides a kind of reasonable in design, easy to manufacture, easy to use, local side apparatus adopts low-voltage power supply to communication electric terminal equipment, the voltage and the power of power supply had both been reduced, guaranteed the safety of circuit, again fully reasonable use the intelligent remote low pressure high power electric power supply system and the method for work thereof of the energy.
Intelligent remote low pressure high power electric power supply system comprises local side part of being made up of booster circuit and single chip machine controlling circuit and the distal portions of being made up of storage battery, step-down conversion circuit and charging control circuit; The far-end step-down conversion circuit is logical to be connected with the local side booster circuit, is connected with charging control circuit by photoelectrical coupler simultaneously; Charging control circuit is connected with storage battery, a relay in parallel between charging control circuit and the accumulator output end; The output of storage battery is connected with electric terminal equipment.
Described local side booster circuit is made up of transformer, switch power controller, three-terminal regulator block, metal-oxide-semiconductor field effect transistor, triode, diode and resistance, appearance element, three-terminal regulator block is in parallel and be connected with the transformer secondary output coil by backward diode, three-terminal regulator block is connected with switch power controller, switch power controller is connected with transformer by metal-oxide-semiconductor field effect transistor, is connected with single chip machine controlling circuit by photoelectrical coupler simultaneously.
Described single chip machine controlling circuit is made up of single-chip microcomputer, operational amplifier, triode, diode and resistance, appearance element, and operational amplifier is connected with primary circuit by photoelectrical coupler.
Described charging control circuit is formed and is connected with storage battery by operational amplifier, triode, diode and resistance, appearance element, is connected with relay by triode simultaneously.
Described storage battery is a lead acid accumulator, 2.4-4 ampere-hour, 12V * 4 joints.
Described transformer EE42, switch power controller integrated circuit UC3846, three-terminal regulator block integrated circuit LM7824, metal-oxide-semiconductor field effect transistor IRF260N, photoelectrical coupler PC817, single-chip microcomputer ATMEGA8L, operational amplifier LM324, relay, triode Q7 and Q8 use JE172 and JE182 respectively, diode DA23～DA28 MUR1660, DA3-DA6, DA15-DA18 use 1N4148.
The method of work of intelligent remote low pressure high power electric power supply system is as follows:
1) device power, reset and initialization;
2) time-delay 10S starting device according to the statistical probability of electric terminal device channel occupancy, is determined the power-balance point;
3) in the equipment running process, single-chip microcomputer is implemented to detect, is scanned and monitoring equipment and circuit;
4) when the channel occupancy amount little, when promptly bearing power is put less than power-balance, power to the load, simultaneously to charge in batteries by local side; When the channel occupancy amount is big, when promptly bearing power is put greater than power-balance, power to the load jointly by local side and power autocompensation installation.
Local side: can use the power supply of AC/DC-220V/48V power module, also can adopt the 48V powered battery.
Far-end: power compensates electric power system automatically, and the repertoire that it has the high pressure remote electric power system has the power automatic compensation function simultaneously, not only can provide uninterrupted power supply but also can afford redress, cushioning effect.It takies resource than the high pressure remote electric power system lacks, and has higher power supply reliability than common UPS again.Summarize to get up it following advantage arranged:
1) power supply distance prolongs.Can make far-end add buffering owing to introduce the automatic compensation way of power, thereby peak current is lower, can prolong power supply distance.
2) it is energy-conservation to regulate power resources automatically.The bearing power of electric terminal equipment is at random, and it determines according to its semaphore, and the automatic compensation of power can utilize the charge in batteries of Remote Power Supply for the far-end electric supply installation when the spare time, then utilize confession far away and power autocompensation installation to power together when busy.
3) line upkeep safety.Because power is the adding of compensation automatically, can use the remote power feeding voltage and current of terminal equipment to remain on optimum Working, the circuit transmission voltage is lower than 140V, and voltage to earth is to the maximum ± 70V, meets safety standard.
4) to take resource few for local side.Because power is the introducing of compensation automatically, can make local side avoid the trouble of some increase-volumes.
Four, description of drawings
Fig. 1 is an electrical schematic diagram of the present invention.
Fig. 2 is a local side booster circuit electrical schematic diagram among the present invention.
Fig. 3 is a single chip machine controlling circuit electrical schematic diagram among the present invention.
Fig. 4 is a charging control circuit electrical schematic diagram among the present invention.
Fig. 5 is a program flow diagram of the present invention.
Wherein, 1, filter circuit, 2, DC/DC boosting inverter and single chip machine controlling circuit, 3, the lightning protection device circuit, 4, the DC/DC step-down conversion circuit, 5, the AC/DC translation circuit, 6, lead-acid battery charge-discharge circuit.
Five, embodiment
Embodiment: electrical schematic diagram of the present invention as shown in drawings, intelligent remote low pressure high power electric power supply system comprises the local side booster circuit, single chip machine controlling circuit.Far-end is by storage battery, step-down conversion circuit and charging control circuit.The far-end step-down conversion circuit is logical to be connected with the local side booster circuit, is connected with charging control circuit by photoelectrical coupler simultaneously; Charging control circuit is connected with storage battery, a relay in parallel between charging control circuit and the accumulator output end; The output of storage battery is connected with electric terminal equipment.
Described local side booster circuit is made up of transformer, switch power controller, three-terminal regulator block, metal-oxide-semiconductor field effect transistor, triode, diode and resistance, appearance element, three-terminal regulator block is in parallel and be connected with the transformer secondary output coil by backward diode, three-terminal regulator block is connected with switch power controller, switch power controller is connected with transformer by metal-oxide-semiconductor field effect transistor, is connected with single chip machine controlling circuit by photoelectrical coupler simultaneously.
Described single chip machine controlling circuit is made up of single-chip microcomputer, operational amplifier, triode, diode and resistance, appearance element, and operational amplifier is connected with primary circuit by photoelectrical coupler.
Described charging control circuit is formed and is connected with storage battery by operational amplifier, triode, diode and resistance, appearance element, is connected with relay by triode simultaneously.
Described storage battery is: lead acid accumulator, 2.4-4 ampere-hour, 12V * 4 joints.
Described transformer EE42, switch power controller integrated circuit UC3846, three-terminal regulator block integrated circuit LM7824, metal-oxide-semiconductor field effect transistor IRF260N, photoelectrical coupler PC817, single-chip microcomputer ATMEGA8L, operational amplifier LM324, relay, triode Q7 and Q8 use JE172 and JE182 respectively, diode DA23～DA28 MUR1660, DA3-DA6, DA15-DA18 use 1N4148.
The method of work of intelligent remote low pressure high power electric power supply system is as follows:
1) device power, reset and initialization;
2) time-delay 10S starting device according to the statistical probability of electric terminal device channel occupancy, is determined the power-balance point;
3) in the equipment running process, single-chip microcomputer is implemented to detect, is scanned and monitoring equipment and circuit;
4) when the channel occupancy amount little, when promptly bearing power is put less than power-balance, power to the load, simultaneously to charge in batteries by local side; When the channel occupancy amount is big, when promptly bearing power is put greater than power-balance, power to the load jointly by local side and power autocompensation installation.
Local side: can use the power supply of AC/DC-220V/48V power module, also can adopt the 48V powered battery.
Far-end: power compensates electric power system automatically, and the repertoire that it has the high pressure remote electric power system has the power automatic compensation function simultaneously, not only can provide uninterrupted power supply but also can afford redress, cushioning effect.It takies resource than the high pressure remote electric power system lacks, and has higher power supply reliability than common UPS again.Summarize to get up it following advantage arranged:
1) power supply distance prolongs.Can make far-end add buffering owing to introduce the automatic compensation way of power, thereby peak current is lower, can prolong power supply distance.
2) it is energy-conservation to regulate power resources automatically.The bearing power of electric terminal equipment is at random, and it determines according to its semaphore, and the automatic compensation of power can utilize the charge in batteries of Remote Power Supply for the far-end electric supply installation when the spare time, then utilize confession far away and storage battery to power together when busy.
3) line upkeep safety.Because power is the adding of compensation automatically, can use the remote power feeding voltage and current of terminal equipment to remain on optimum Working, the circuit transmission voltage is lower than 140V, and voltage to earth is to the maximum ± 70V, meets safety standard.
4) to take resource few for local side.Because power is the introducing of compensation automatically, can make local side avoid the trouble of some increase-volumes.
Claims (7)
1, a kind of intelligent remote low pressure high power electric power supply system is characterized in that, comprises local side part of being made up of booster circuit and single chip machine controlling circuit and the distal portions of being made up of storage battery, step-down conversion circuit and charging control circuit; The far-end step-down conversion circuit is logical to be connected with the local side booster circuit, is connected with charging control circuit by photoelectrical coupler simultaneously; Charging control circuit is connected with storage battery, a relay in parallel between charging control circuit and the accumulator output end; The output of storage battery is connected with electric terminal equipment.
2, intelligent remote low pressure high power electric power supply system as claimed in claim 1, it is characterized in that, described local side booster circuit is made up of transformer, switch power controller, three-terminal regulator block, metal-oxide-semiconductor field effect transistor, triode, diode and resistance, appearance element, three-terminal regulator block is in parallel and be connected with the transformer secondary output coil by backward diode, three-terminal regulator block is connected with switch power controller, switch power controller is connected with transformer by metal-oxide-semiconductor field effect transistor, is connected with single chip machine controlling circuit by photoelectrical coupler simultaneously.
3, intelligent remote low pressure high power electric power supply system as claimed in claim 1, it is characterized in that, described single chip machine controlling circuit is made up of single-chip microcomputer, operational amplifier, triode, diode and resistance, appearance element, and operational amplifier is connected with primary circuit by photoelectrical coupler.
4, intelligent remote low pressure high power electric power supply system as claimed in claim 1, it is characterized in that, described charging control circuit is formed and is connected with storage battery by operational amplifier, triode, diode and resistance, appearance element, is connected with relay by triode simultaneously.
5, intelligent remote low pressure high power electric power supply system as claimed in claim 1 is characterized in that, described storage battery is a lead acid accumulator, 2.4-4 ampere-hour, 12V * 4 joints.
6, intelligent remote low pressure high power electric power supply system as claimed in claim 1, it is characterized in that, described transformer EE42, switch power controller integrated circuit UC3846, three-terminal regulator block integrated circuit LM7824, metal-oxide-semiconductor field effect transistor IRF260N, photoelectrical coupler PC817, single-chip microcomputer ATMEGA8L, operational amplifier LM324, relay, triode Q7 and Q8 use JE172 and JE182 respectively, diode DA23～DA28 MUR1660, DA3-DA6, DA15-DA18 use 1N4148.
7, a kind of method of work of intelligent remote low pressure high power electric power supply system is characterized in that, method of work is as follows:
1) device power, reset and initialization;
2) time-delay 10S starting device according to the statistical probability of electric terminal device channel occupancy, is determined the power-balance point;
3) in the equipment running process, single-chip microcomputer is implemented to detect, is scanned and monitoring equipment and circuit;
4) when the channel occupancy amount little, when promptly bearing power is put less than power-balance, power to the load, simultaneously to charge in batteries by local side; When the channel occupancy amount is big, when promptly bearing power is put greater than power-balance, power to the load jointly by local side and power autocompensation installation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA200810015463XA CN101277026A (en) | 2008-03-28 | 2008-03-28 | Intelligent remote low pressure high power electric power supply system as well as working method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA200810015463XA CN101277026A (en) | 2008-03-28 | 2008-03-28 | Intelligent remote low pressure high power electric power supply system as well as working method thereof |
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| CN101277026A true CN101277026A (en) | 2008-10-01 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102237675A (en) * | 2010-04-26 | 2011-11-09 | 鸿富锦精密工业（深圳）有限公司 | Electronic device |
| CN102694658A (en) * | 2012-05-15 | 2012-09-26 | 兰州大学 | System and method for direct-current remote power supply |
| CN104184315A (en) * | 2013-05-22 | 2014-12-03 | 海洋王（东莞）照明科技有限公司 | Power supply control circuit and power supply device |
| CN105689837A (en) * | 2014-11-25 | 2016-06-22 | 南京化工职业技术学院 | Intelligent control temperature-changeable electric soldering iron |
| CN106354104A (en) * | 2015-07-16 | 2017-01-25 | 三星钻石工业株式会社 | Production line system |
| CN108879803A (en) * | 2017-05-10 | 2018-11-23 | 邓亚军 | A kind of fast automatic bridging system of super low-power consumption heavy-current storage battery and implementation method |
-
2008
- 2008-03-28 CN CNA200810015463XA patent/CN101277026A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102237675A (en) * | 2010-04-26 | 2011-11-09 | 鸿富锦精密工业（深圳）有限公司 | Electronic device |
| CN102237675B (en) * | 2010-04-26 | 2014-07-23 | 鸿富锦精密工业（深圳）有限公司 | Electronic device |
| CN102694658A (en) * | 2012-05-15 | 2012-09-26 | 兰州大学 | System and method for direct-current remote power supply |
| CN104184315A (en) * | 2013-05-22 | 2014-12-03 | 海洋王（东莞）照明科技有限公司 | Power supply control circuit and power supply device |
| CN105689837A (en) * | 2014-11-25 | 2016-06-22 | 南京化工职业技术学院 | Intelligent control temperature-changeable electric soldering iron |
| CN106354104A (en) * | 2015-07-16 | 2017-01-25 | 三星钻石工业株式会社 | Production line system |
| CN106354104B (en) * | 2015-07-16 | 2021-02-19 | 三星钻石工业株式会社 | Production line system |
| CN108879803A (en) * | 2017-05-10 | 2018-11-23 | 邓亚军 | A kind of fast automatic bridging system of super low-power consumption heavy-current storage battery and implementation method |
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Application publication date: 20081001 |