CN104638759A - Power supply device for unattended base station - Google Patents
Power supply device for unattended base station Download PDFInfo
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- CN104638759A CN104638759A CN201510107945.8A CN201510107945A CN104638759A CN 104638759 A CN104638759 A CN 104638759A CN 201510107945 A CN201510107945 A CN 201510107945A CN 104638759 A CN104638759 A CN 104638759A
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- rectification module
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Abstract
The invention discloses a power supply device for an unattended base station, relates to a mobile base station load power supply technology, and aims at providing a mobile base station power device capable of realizing automatic starting and stopping of the power generator power supply according to the commercial power supply conditions. The power supply device is characterized by comprising a commercial power distribution box, a power generator, a storage battery, a rectification module and a controller, wherein the alternating current output end of the commercial power distribution box is connected with the alternating current input end of the rectification module through a power supply circuit, the alternating current output end of the power generator is connected with the alternating current input end of the rectification module through a power supply circuit, the first direct current output end of the rectification module is used for connecting a load, and the second direct current output end of the rectification module is connected with the storage battery. The controller is used for detecting the commercial power supply state of the commercial power distribution box, the power generator is started when the commercial power failure is detected or after a certain time when the commercial power failure is detected; when the commercial power supply recovery is detected, the power generator is turned off.
Description
Technical field
The present invention relates to mobile base station load supplying technology.
Background technology
Mobile communication base station is primarily of mains-supplied; it is on duty without the need to staff when mains-supplied is normal; but once after mains failure; just need staff to use generator to carry out power supply to ensure; existing Portable direct current dynamo does not have self-starting and automatic shutdown function; necessary Attended mode in use electrical power generators process will be caused like this, need the start and stop controlling gen-set artificially.
Existing situation is simultaneously, when after mains failure starter-generator, exhaustion of accumulator is in low-voltage state, will cause generator like this while powering for load of base station equipment, also storage battery is being charged, adding power consumption and the generating oil consumption of generator.
Summary of the invention
Technical problem to be solved by this invention is: for above-mentioned Problems existing, provide a kind of can according to the mobile base station electric supply installation of the generator powered of the automatic start and stop of mains-supplied situation.
The technical solution used in the present invention is as follows: comprise civil power distribution box, generator, storage battery, rectification module and controller.
The described ac output end of civil power distribution box has supply line with the ac input end of rectification module and is connected; The ac output end of generator has supply line with the ac input end of rectification module and is connected.
First DC output end of rectification module is for connecting load, and the second DC output end is connected with storage battery.
Described controller is for detecting the mains-supplied state of civil power distribution box; Starter-generator when mains failure being detected or after mains failure certain hour being detected; When detect city power recovery power city close generator.
Further, described controller is also for detecting the electricity of storage battery; When mains failure, controller detects that the electricity of storage battery controls rectification module when being greater than charge threshold and only powers to the load.
Further, described controller is also for detecting the oil mass in generator oil tank; When mains failure, controller detects that the oil mass in generator oil tank only powers to the load lower than controlling rectification module during low on fuel threshold value.
Further, when mains failure, controller detect oil mass in generator oil tank higher than low on fuel threshold value and threshold value sufficient lower than oil mass time, controller reduces the electric current flowing to storage battery from rectification module.
Further, controller stopping to battery-driven mode is: controller detects battery tension and makes the voltage of rectification module second DC output end higher than battery tension 0 ~ 0.5V;
Or controller detects the electric current on rectification module second DC output end, and adjusts the voltage of rectification module second DC output end until the electric current on rectification module second DC output end is 0.
Further, when mains failure, controller detects the electric current on rectification module second DC output end, and the voltage adjusting rectification module second DC output end makes the electric current on rectification module second DC output end reduce.
Further, described controller also has signal with far-end control centre and is connected; Described controller also continues generating dutation for monitoring generator, if continue generating dutation to exceed threshold value Time Controller closedown downtime generator; Described controller also for monitor generator maintain at every turn after the accumulated generation time, when the described accumulated generation time is greater than service time threshold value, controller distally control centre sends cue.
Further, described controller also has signal with far-end control centre and is connected; Described controller also for monitoring the operating state of engine in generator, and is transferred to far-end control centre.
Further, the state parameter of described engine comprises rotating speed, water temperature, lubricating oil oil pressure, fuel level in tank and engine case temperature; Then point out when controller detects that fuel level in tank supplements threshold value lower than fuel oil staff carry out fuel oil supplement or open fuel supplement device carry out repairing; When controller detects that engine case temperature heats up lower than then controlling casing during low temperature threshold.
Further, described controller is also for monitoring and regulating and controlling the ventilation situation of engine housing or engine room.
In sum, owing to have employed technique scheme, the invention has the beneficial effects as follows:
1. the present invention can determine whether starting DC generator according to the mains failure time; Achieve the automatic stop and start of generator.
2., when generator powered, the present invention, according to factor controlling charge in batteries and charging rates such as accumulator electric-quantity, generator oil masses, effectively saves power consumption and the oil consumption of generator, improves the utilization ratio of generator electric energy.
3, the present invention also addition of engine state monitor in generator automatic maintenance function, generator, monitors the engine housing of generator or the ventilation of engine room, further increases base station and to power unattended reliability and degree of intelligence.
Accompanying drawing explanation
Examples of the present invention will be described by way of reference to the accompanying drawings, wherein:
Fig. 1 is the theory diagram of an invention specific embodiment.
Embodiment
All features disclosed in this specification, or the step in disclosed all methods or process, except mutually exclusive feature and/or step, all can combine by any way.
Arbitrary feature disclosed in this specification, unless specifically stated otherwise, all can be replaced by other equivalences or the alternative features with similar object.That is, unless specifically stated otherwise, each feature is an example in a series of equivalence or similar characteristics.
First embodiment
As Fig. 1, the present embodiment comprises civil power distribution box, high-frequency direct-current generator, storage battery, rectification module and controller.
Described civil power distribution box is used for civil power to introduce, and exports via its ac output end.The ac output end of civil power distribution box has supply line with the ac input end of rectification module and is connected; The ac output end of generator and the ac input end of rectification module also have supply line and are connected.
Rectification module at least possesses two class DC output ends, and wherein the first DC output end is for connecting load, and the second DC output end is connected with storage battery.Rectification module is used for direct current alternating current being converted to load of base station and storage battery needs.
In other embodiments, rectification module at least comprises two commutator modules, and commutator module can realize hot plug.
Described controller is for detecting the mains-supplied state of civil power distribution box; When mains failure being detected or when mains failure certain hour being detected, as 60 minutes, rear starter-generator; Generator is closed when detecting that city power recovery powers.
Second embodiment
The present embodiment is on the basis of the first embodiment, and described controller also detects the electricity of storage battery further.When mains failure, when controller detects that the electricity of storage battery is greater than charge threshold, control rectification module and only power to the load, to save generator power consumption and oil consumption.
As controller detects the current voltage of storage battery, or the voltage on the second DC output end, during for 45V, controller controls the voltage exporting 45 ~ 45.5V to battery-driven second DC output end, and making rectification module is no longer charge in batteries.
And for example, controller detects the electric current on rectification module second DC output end, and adjusts, and as reduced, the voltage of rectification module second DC output end is until the electric current on rectification module second DC output end is 0.
3rd embodiment
In the present embodiment, when generator low on fuel, controller also needs to control rectification module to be stopped to storage battery power supply, to ensure that first the electric energy that generator exports meets load of base station electricity consumption.Described controller detects the oil mass in generator oil tank; Specifically can obtain oil mass by liquid level sensor and be transferred to controller.When mains failure, controller detects that oil mass in generator oil tank is lower than low on fuel threshold value, and as fuel tank residue oil plant only has 3 hours oil plant when meeting load supplying, time controls rectification module and only powers to the load.
Controller detects that oil mass in generator oil tank is higher than low on fuel threshold value, be greater than the oil plant of 3 hours when meeting load supplying as remained oil plant, time and lower than the sufficient threshold value of oil mass, be less than the oil plant of 10 hours when meeting load supplying as remained oil plant, Time Controller detects the electric current on rectification module second DC output end, and the voltage adjusting rectification module second DC output end makes the electric current on rectification module second DC output end reduce.Slowly to charge in batteries under the prerequisite ensureing load of base station electricity consumption.
4th embodiment
The present embodiment adds the monitoring function of generator preventive maintenance time on the basis of previous embodiment.Concrete, described controller also with far-end control centre, as base station power & environment supervision system, there is signal and connect.Described controller also continues generating dutation for monitoring generator, if continue generating dutation to exceed threshold value Time Controller closedown downtime generator.For Wind-cooling type generator, uninterruptable power generation then needs to shut down for 6 hours has a rest.For water-cooling type generator, uninterruptable power generation then needs to shut down for 12 hours has a rest.
Described controller also for monitor generator maintain at every turn after the accumulated generation time, whenever generator is after once maintaining, controller is just monitored its generating dutation and is added up, when the described accumulated generation time is greater than service time threshold value, as 200 hours, controller distally control centre send cue inform staff's generator need maintained next time.
5th embodiment
Described controller also for monitoring the operating state of engine in generator, and is transferred to far-end control centre.The state parameter of described engine comprises the rotating speed of engine, engine water temperature, lubricating oil oil pressure, fuel level in tank and engine case temperature.
Wherein, when controller detects that fuel level in tank supplements threshold value lower than fuel oil, if fuel oil oil plant was lower than 1 hour generating dutation oil mass, time then point out staff carry out fuel oil supplement or open fuel supplement device carry out repairing.Fuel supplement device can commercially buy, and its oil-out is connected with fuel tank oil-in by pipeline, from trend fuel tank pump oil, can stop pump oil when receiving halt instruction when fuel supplement device receives enabled instruction.
When controller detects that engine case temperature is lower than low temperature threshold, as 10 degrees Celsius, time then control casing heat up.Temperature detection mode can be set temperature transducer in engine housing, and the temperature signal collected is transferred to controller by temperature sensor.The concrete mode controlling casing intensification can be start the electric heater etc. being arranged in casing.
6th embodiment
The present embodiment middle controller is also for monitoring and regulating and controlling the ventilation situation of engine housing or engine room.Ventilating opening as engine housing or engine room is provided with shutter, and gather the opening and closing degree of shutter by displacement transducer and export to controller, controller knows ventilation situation according to the opening and closing degree of shutter, and the opening and closing adjustment controlling shutter is ventilated.And for example, the ventilating opening of engine housing or engine room is provided with fan, pressure sensor is set at ventilating opening simultaneously, pressure sensor gather casing or engine room inner and outer air pressure difference and export to controller, when inner and outer air pressure difference is greater than setting threshold, as 1000 Pa, Time Controller is by opening fan or improving rotation speed of the fan stronger ventilation.
The present invention is not limited to aforesaid embodiment.The present invention expands to any new feature of disclosing in this manual or any combination newly, and the step of the arbitrary new method disclosed or process or any combination newly.
Claims (10)
1. a unmanned base station electric supply installation, is characterized in that, comprises civil power distribution box, generator, storage battery, rectification module and controller;
The described ac output end of civil power distribution box has supply line with the ac input end of rectification module and is connected; The ac output end of generator has supply line with the ac input end of rectification module and is connected;
First DC output end of rectification module is for connecting load, and the second DC output end is connected with storage battery;
Described controller is for detecting the mains-supplied state of civil power distribution box; Starter-generator when mains failure being detected or after mains failure certain hour being detected; When detect city power recovery power city close generator.
2. a kind of unmanned base station electric supply installation according to claim 1, is characterized in that, described controller is also for detecting the electricity of storage battery; When mains failure, controller detects that the electricity of storage battery controls rectification module when being greater than charge threshold and only powers to the load.
3. a kind of unmanned base station electric supply installation according to claim 1 and 2, is characterized in that, described controller is also for detecting the oil mass in generator oil tank; When mains failure, controller detects that the oil mass in generator oil tank only powers to the load lower than controlling rectification module during low on fuel threshold value.
4. a kind of unmanned base station electric supply installation according to claim 3, it is characterized in that, when mains failure, controller detect oil mass in generator oil tank higher than low on fuel threshold value and threshold value sufficient lower than oil mass time, controller reduces the electric current flowing to storage battery from rectification module.
5. a kind of unmanned base station electric supply installation according to Claims 2 or 3, it is characterized in that, controller stopping to battery-driven mode is: controller detects battery tension and makes the voltage of rectification module second DC output end higher than battery tension 0 ~ 0.5V;
Or controller detects the electric current on rectification module second DC output end, and adjusts the voltage of rectification module second DC output end until the electric current on rectification module second DC output end is 0.
6. a kind of unmanned base station electric supply installation according to claim 4, it is characterized in that, when mains failure, controller detects the electric current on rectification module second DC output end, and the voltage adjusting rectification module second DC output end makes the electric current on rectification module second DC output end reduce.
7. a kind of unmanned base station electric supply installation according to claim 1, is characterized in that, described controller also has signal with far-end control centre and is connected; Described controller also continues generating dutation for monitoring generator, if continue generating dutation to exceed threshold value Time Controller closedown downtime generator; Described controller also for monitor generator maintain at every turn after the accumulated generation time, when the described accumulated generation time is greater than service time threshold value, controller distally control centre sends cue.
8. a kind of unmanned base station electric supply installation according to claim 1, is characterized in that, described controller also has signal with far-end control centre and is connected; Described controller also for monitoring the operating state of engine in generator, and is transferred to far-end control centre.
9. a kind of unmanned base station electric supply installation according to claim 8, is characterized in that, the state parameter of described engine comprises rotating speed, water temperature, lubricating oil oil pressure, fuel level in tank and engine case temperature; Then point out when controller detects that fuel level in tank supplements threshold value lower than fuel oil staff carry out fuel oil supplement or open fuel supplement device carry out repairing; When controller detects that engine case temperature heats up lower than then controlling casing during low temperature threshold.
10. a kind of unmanned base station electric supply installation according to claim 1, is characterized in that, described controller is also for monitoring and regulating and controlling the ventilation situation of engine housing or engine room.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510107945.8A CN104638759A (en) | 2015-03-12 | 2015-03-12 | Power supply device for unattended base station |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510107945.8A CN104638759A (en) | 2015-03-12 | 2015-03-12 | Power supply device for unattended base station |
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| CN104638759A true CN104638759A (en) | 2015-05-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510107945.8A Pending CN104638759A (en) | 2015-03-12 | 2015-03-12 | Power supply device for unattended base station |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105990902A (en) * | 2015-06-02 | 2016-10-05 | 哈尔滨迅普科技发展有限公司 | Mobile base station automatic start-stop generator device |
| CN106291353A (en) * | 2015-06-11 | 2017-01-04 | 腾讯科技（深圳）有限公司 | The monitoring system method of electromotor, monitoring system and electromotor |
| CN107546846A (en) * | 2016-06-29 | 2018-01-05 | 中国电信股份有限公司 | Generator Status monitoring method and device |
| CN115898670A (en) * | 2022-11-28 | 2023-04-04 | 郑州佛光发电设备股份有限公司 | Container power station control system and container power station |
| CN117176487A (en) * | 2023-11-02 | 2023-12-05 | 特云数智(成都)网络技术有限公司 | Base station oil engine throwing system capable of reducing cost and enhancing efficiency |
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| JP2004072841A (en) * | 2002-08-02 | 2004-03-04 | Nippon Telegr & Teleph Corp <Ntt> | Dc uninterruptible power supply system |
| CN201252421Y (en) * | 2008-06-19 | 2009-06-03 | 科泰电源设备（上海）有限公司 | Power automatic switching unit for communication base station |
| CN201549892U (en) * | 2009-11-17 | 2010-08-11 | 中国移动通信集团公司 | DC power supply control system |
| CN102480164A (en) * | 2010-11-26 | 2012-05-30 | 中兴通讯股份有限公司 | Hybrid energy power supply system and hybrid energy power supply method |
| CN103956529A (en) * | 2014-04-30 | 2014-07-30 | 华为技术有限公司 | Power supply method, device and system |
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2015
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| JP2004072841A (en) * | 2002-08-02 | 2004-03-04 | Nippon Telegr & Teleph Corp <Ntt> | Dc uninterruptible power supply system |
| CN201252421Y (en) * | 2008-06-19 | 2009-06-03 | 科泰电源设备（上海）有限公司 | Power automatic switching unit for communication base station |
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| CN102480164A (en) * | 2010-11-26 | 2012-05-30 | 中兴通讯股份有限公司 | Hybrid energy power supply system and hybrid energy power supply method |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105990902A (en) * | 2015-06-02 | 2016-10-05 | 哈尔滨迅普科技发展有限公司 | Mobile base station automatic start-stop generator device |
| CN105990902B (en) * | 2015-06-02 | 2018-11-09 | 哈尔滨迅普科技发展有限公司 | Mobile base station automatic start-stop rotor machine |
| CN106291353A (en) * | 2015-06-11 | 2017-01-04 | 腾讯科技（深圳）有限公司 | The monitoring system method of electromotor, monitoring system and electromotor |
| CN107546846A (en) * | 2016-06-29 | 2018-01-05 | 中国电信股份有限公司 | Generator Status monitoring method and device |
| CN115898670A (en) * | 2022-11-28 | 2023-04-04 | 郑州佛光发电设备股份有限公司 | Container power station control system and container power station |
| CN117176487A (en) * | 2023-11-02 | 2023-12-05 | 特云数智(成都)网络技术有限公司 | Base station oil engine throwing system capable of reducing cost and enhancing efficiency |
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Application publication date: 20150520 |
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