CN109936165A - Diesel generator system - Google Patents
Diesel generator system Download PDFInfo
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- CN109936165A CN109936165A CN201910284307.1A CN201910284307A CN109936165A CN 109936165 A CN109936165 A CN 109936165A CN 201910284307 A CN201910284307 A CN 201910284307A CN 109936165 A CN109936165 A CN 109936165A
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- 238000004146 energy storage Methods 0.000 claims abstract description 72
- 230000002159 abnormal effect Effects 0.000 claims abstract description 5
- 230000002457 bidirectional effect Effects 0.000 claims description 37
- 230000005611 electricity Effects 0.000 claims description 20
- 230000009183 running Effects 0.000 abstract description 9
- 229910052500 inorganic mineral Inorganic materials 0.000 description 11
- 239000011707 mineral Substances 0.000 description 11
- 239000002283 diesel fuel Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 238000004891 communication Methods 0.000 description 6
- 230000004044 response Effects 0.000 description 6
- 230000006870 function Effects 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- 239000005955 Ferric phosphate Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 229940032958 ferric phosphate Drugs 0.000 description 3
- WBJZTOZJJYAKHQ-UHFFFAOYSA-K iron(3+) phosphate Chemical compound [Fe+3].[O-]P([O-])([O-])=O WBJZTOZJJYAKHQ-UHFFFAOYSA-K 0.000 description 3
- 229910000399 iron(III) phosphate Inorganic materials 0.000 description 3
- 229910052744 lithium Inorganic materials 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 238000010977 unit operation Methods 0.000 description 2
- 229910052493 LiFePO4 Inorganic materials 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000005417 food ingredient Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 230000036651 mood Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000020477 pH reduction Effects 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 230000003389 potentiating effect Effects 0.000 description 1
- 235000013324 preserved food Nutrition 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000036632 reaction speed Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
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Abstract
The application proposes a kind of diesel generator system, comprising: diesel generating set, the diesel generating set are connected with ac bus, for providing electric energy to the load being connected with the ac bus；Data detecting unit, the data detecting unit are connected with the ac bus, generate control instruction for acquiring the data of the ac bus in real time, and according to the data of the ac bus；Energy-storage units, the energy-storage units are connected with the data detecting unit, the energy-storage units discharge according to the control instruction, enable the energy-storage units as the backup of the diesel generating set, it discharges when the diesel generating set is abnormal according to the control instruction, it realizes in the case where guaranteeing the load efficiency of diesel generating set, solve the problem of that the diesel engine unit failure under power load fluctuation and individual emergency cases under isolated network mode in diesel engine unit supply network exits paired running.
Description
Technical field
This application involves technical field of power generation control more particularly to a kind of diesel generator systems.
Background technique
Currently, the new markets of mineral products industry are focused primarily on the third world world by Chinese Enterprise, and mineral enterprises are most
In isolated area, these areas mostly are difficult to cover in supply network or unregulated power supply underdeveloped is regional, consider
To the construction scale of mineral enterprises and the economy of power supply, enterprise generallys use more diesel generating sets under isolated network mode simultaneously
Column operation power supply mode.
But since the supply network is an isolated network, diesel-driven generator is unique power supply, therefore,
It is all to power supply when power load fluctuates, or when situations such as individual diesel-driven generator catastrophic failure is out of service occurs
The very big test of network.The relevant technologies guarantee the stabilization and reliability of power supply, generally use N+M mould to solve problems
Formula power supply needs additional configuration 1 or more diesel generations according to actual motion that is, on the basis of meeting conventional electron capacity
Machine, so that more diesel-driven generator paired runnings by the way of stand-by heat each other.But such set-up mode makes diesel oil
The operation load factor of generating set is 60% or so, that is, the cost by sacrificing 40% load factor solves the above problems.Therefore,
Need the mode for the load factor for proposing that one kind can solve the above problems while ensure diesel generating set.
Summary of the invention
The application is intended to solve at least some of the technical problems in related technologies.For this purpose, the application
First purpose is to propose a kind of diesel generator system, to realize the case where guaranteeing the load efficiency of diesel generating set
Under, solve the power load fluctuation under isolated network mode in diesel engine unit supply network, and the diesel engine under individual emergency cases
The problem of group failure exits paired running.
In order to achieve the above object, the application first aspect embodiment proposes a kind of diesel generator system, comprising: diesel oil hair
Motor group, the diesel generating set are connected with ac bus, for providing electric energy to the load being connected with the ac bus；
Data detecting unit, the data detecting unit are connected with the ac bus, for acquiring the number of the ac bus in real time
According to, and control instruction is generated according to the data of the ac bus；Energy-storage units, the energy-storage units and the Data Detection list
Member is connected, and the energy-storage units discharge according to the control instruction, enables the energy-storage units as the diesel oil
The backup of generating set is discharged when the diesel generating set is abnormal according to the control instruction.
Optionally, the energy-storage units include: bidirectional converter, the data detecting unit and the bidirectional converter it
Between be communicatively coupled, the bidirectional converter according to the control instruction control battery component discharge.
Optionally, the bidirectional converter is also used to: the electric energy on the ac bus is sent to the energy-storage units,
Think the energy-storage units charging.
Optionally, the energy-storage units, further includes: transformer, the low-pressure side of the transformer and the bidirectional converter
It is connected, the high-pressure side of the transformer is connected with the ac bus.
Optionally, the diesel generator system, further includes: administrative unit, the administrative unit and the diesel oil are sent out
Motor group with load be connected, for according to the diesel generating set and the operating parameter of the load to the diesel-driven generator
Group is controlled.
Optionally, the administrative unit is specifically used for: identifying the exception and/or failure of the diesel generating set, controls
The diesel-driven generator of exception and/or failure is closed, and controls emergency diesel generator unlatching.
Optionally, the administrative unit is also used to: being controlled the diesel generating set and is generated electricity according to default load factor.
Optionally, the administrative unit is also connected with the energy-storage units, to control the energy-storage units to the diesel oil
Generator system carries out black starting-up.
Optionally, the energy-storage units are powered by the ac bus to the ancillary equipment of the diesel generating set.
Optionally, the energy-storage units further include battery management system, and the battery management system is connected to the battery
Between component and the bidirectional converter, the battery management system is configured to control the charge and discharge of the battery component
And protection.
It is simple, easy by the addition of energy-storage units according to the diesel generator system of the embodiment of the present application, it can be significant
The cost of electricity-generating of power supply system is reduced, atmosphere pollution and noise pollution to environment is reduced, is provided for factory and enterprise reliable, steady
Fixed, high quality, low cost power supply.
The additional aspect of the application and advantage will be set forth in part in the description, and will partially become from the following description
It obtains obviously, or recognized by the practice of the application.
Detailed description of the invention
The application is above-mentioned and/or additional aspect and advantage will become from the following description of the accompanying drawings of embodiments
Obviously and it is readily appreciated that, in which:
Fig. 1 is the block diagram of the diesel generator system of the embodiment of the present application；
Fig. 2 is the structure chart of the diesel generator system of one specific embodiment of the application.
Specific embodiment
Embodiments herein is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to for explaining the application, and should not be understood as the limitation to the application.
Mineral resources are a kind of non-renewable resources, along with reform and opening-up since China mineral resources do not turn off
It adopts, all kinds of mineral products are gradually faced with problem in short supply, and therefore, more and more mineral enterprises are gone abroad, and go abroad to throw
The new direction of money developing mineral products industry.
The new markets of mineral products industry are focused primarily on third world countries by Chinese Enterprise, and mineral enterprises are in remote mostly
Area considers the construction scale of enterprise and the economy of power supply, generallys use more diesel generating sets under isolated network mode simultaneously
Column operation power mode.Diesel engine unit power supply-distribution system under isolated network mode, whole electric energy supplies are all from diesel-driven generator
The power load of group, large and medium-sized mineral products class enterprise is larger, and higher to the stability and reliability requirement of power supply, therefore, it is impossible to
It completes to power by separate unit diesel-driven generator, needs more diesel generating set paired running power supplies.
Since the supply network is an isolated network, diesel-driven generator is therefore unique power supply works as electricity consumption
It when situations such as load fluctuates, or individual diesel engine catastrophic failures are out of service occurs, is examined the great of supply network
It tests.In order to solve this problem, guarantee that the stabilization and reliability of power supply, the bavin machine power supply system under such isolated network mode generally use
N+M mode power, that is, on the basis of meeting conventional electron capacity, additional configuration 1 at most platform bavin is needed according to actual motion
Fry dried food ingredients motor, more diesel-driven generator paired runnings by the way of stand-by heat each other.
There are problems for stand-by heat power supply system each other for more diesel generating sets under isolated network mode:
1) diesel engine unit operation load factor is low.In order to guarantee the reliability and stability of power supply, isolated network power supply system is solved
The random fluctuation of interior load, and individual diesel engine unit exit many situations such as paired running, normal condition due to catastrophic failure
Lower diesel generating set operates in about 60% load factor, and 40% in addition is used as stand-by heat capacity, copes with all kinds of emergency cases.
2) diesel engine unit generating efficiency is low.Cost of electricity-generating is caused to increase.The generating efficiency of diesel generating set and it is many because
It is known as pass, but wherein one of most direct factor is the load factor of unit, that is, diesel engine unit operation load factor is higher, accordingly
Generating efficiency it is higher.But the diesel power plant under isolated network mode is the reliability for guaranteeing power supply, can only be forced to operate in low negative
Under load rate, cause generating set efficiency lower, cost of electricity-generating increases.
3) diesel power plant initial outlay is high.Due to the stand-by heat capacity problem of diesel power plant, diesel power plant is first
Establish additional in the case where meeting normal electricity consumption load must purchase 1 at most platform diesel generating set when setting more, increase
The initial investment cost in power station.In addition, need to configure black starting-up motor in order to solve the black starting-up in power station under island network, also need
Increase initial outlay.
4) diesel engine unit long operational time, loss increase, service life reduction.For the reliability for guaranteeing power supply, unit need to be increased
Operation number of units, unit runing time under lower load factor is forced to increase, and leads to relative operation time, the machine of single unit
Group own loss increases, and the O&M maintenance period of unit shortens, and unit durability reduces.
5) day-to-day operation maintenance cost is high.Diesel generating set is more, and must configure black starting-up motor and will lead to bavin power generation
The daily maintenance work amoun stood is big, to further improve cost of electricity-generating.
6) power quality is poor.Since the reaction speed of diesel generating set is slower relative to power electronic equipment, because
, when supply network fluctuates, the response time that bavin sends out unit is longer for this, and power supply quality is caused to be deteriorated.
7) environmental pollution.The problem of diesel engine unit can inevitably pollute atmosphere in the process of running, pollution
It is roughly divided into oxidation, acidification, photochemical fog, particulate matter, greenhouse effects and exhaust gas etc..Diesel-driven generator would generally when running
Generate the noise of 95-125dB (A), and if people is lived in for a long time in the environment of 80dB (A) or more, it will cause mood it is irritated,
The problems such as Hearing.Therefore per a diesel-driven generator is opened, it is increased by a pollution more.
Based on this, present applicant proposes a kind of diesel generator systems.
Below with reference to the accompanying drawings the diesel generator system of the embodiment of the present application is described.
Fig. 1 is the block diagram of the diesel generator system of the embodiment of the present application.As depicted in figs. 1 and 2, the application is real
Apply the diesel generator system 100 of example, comprising: diesel generating set 10, data detecting unit 20 and energy-storage units 30.
Wherein, diesel generating set 10 is connected with ac bus 40, for providing electricity to the load being connected with ac bus
Energy；Data detecting unit 20 is connected with ac bus 40, for acquiring the data of ac bus in real time, and according to ac bus
Data generate control instruction；Energy-storage units 30 are connected with data detecting unit 20, and energy-storage units 30 can be used as diesel-driven generator
The backup of group, discharges when diesel generating set is abnormal according to control instruction.
That is, diesel generating set 10 produces electricl energy female by exchange when diesel generating set 10 works normally
Line 40 supplies electric energy to load, and data detecting unit 20 detects that the data on ac bus 40 are normal at this time, when diesel oil is sent out
When power supply trouble occurs in motor group 10, for example, any diesel-driven generator failure in diesel generating set 10, causes electric energy of powering
It is unable to satisfy loading demand, at this point, data detecting unit 20 will test the electric energy on ac bus 40 lower than electricity needed for load
Can, then it generating control instruction and is sent to energy-storage units 30, energy-storage units 30 will discharge according to the control instruction received,
So that backup of the energy-storage units as diesel generating set 10, when diesel generating set 10 is abnormal according to control instruction into
Row electric discharge.
Wherein, data detecting unit 20 may include data collector 21 and data detector 22, data collector 21 and hand over
It flows bus 40 to be connected, the electric parameters such as voltage, electric current, frequency for acquiring ac bus 40 in real time, and these parameters are real
When send data collector 22 to.Data collector 22 reads in real time, records collected each electric parameter, and with parameter
Pre-set value is compared, and when collected parameter and pre-set value are not inconsistent, generates control instruction, and real-time transmission is to energy storage
Unit 30.Wherein, it is communicated between data collector 22 and energy-storage units 30 using specialized high-speed, it is ensured that the reliability and standard of communication
True property realizes Millisecond response, guarantees response speed of the energy-storage system in supply variation.
The addition of energy-storage units is simple, easy as a result, and the cost of electricity-generating of power supply system can be significantly reduced, and reduces to ring
The atmosphere pollution and noise pollution in border provide the power supply of reliable, stable, high quality, low cost for factory and enterprise.
Optionally, energy-storage units 30 include bidirectional converter 31, between data detecting unit 20 and bidirectional converter 31 into
Row communication connection, bidirectional converter 31 control battery component 32 according to control instruction and discharge.
It should be noted that the output of battery component 32 is direct current in energy-storage units 30, need to pass through bidirectional converter
31 inverse of the DC into AC are above sent to ac bus, realize the supplying power for outside of energy-storage units 30.
Further, bidirectional converter 31 is also used to: the electric energy on ac bus 40 is sent to energy-storage units 30, with for
Energy-storage units charging.
It should be understood that bidirectional converter 31 can be DC/AC bidirectional converter, wherein DC terminal DC and battery component
32 are connected, and exchange end AC is connected with ac bus 40, when energy-storage units 30 are provided by bidirectional converter 31 to ac bus 40
When electric energy, bidirectional converter 31 can receive the direct current that battery component 31 exports by DC terminal DC, by inversion by direct current
Electricity is converted to alternating current, then is supplied to ac bus 40 by exchanging end AC, and vice versa.
Further, energy-storage units 30 further include battery management system 33, and battery management system 30 is connected to battery pack
Between part 32 and bidirectional converter 31, battery management system is configured to control the charge and discharge of battery component 32 and protected.
In the embodiment of the present application, all kinds of energy-storage batteries at present are compared, it is main to comprehensively consider performance and price of product etc.
Factor selects ferric phosphate lithium cell as the battery component 32 in the energy-storage units 30 of the application.Ferric phosphate lithium cell belongs to electricity
Chemical energy storage device, every set energy storage device are made of the series and parallel of a large amount of monomer LiFePO4 battery cores, it is therefore desirable to dedicated electricity
Pond management system carries out control and protection to the charge and discharge of every economize on electricity core.
Optionally, energy-storage units 30 further include: the low-pressure side of transformer 34, transformer 34 is connected with bidirectional converter 31,
The high-pressure side of transformer 34 is connected with ac bus 40.
It should be noted that transformer 34 is also the electrical equipment that can make realizing bidirectional electric energy flow.Bidirectional converter
31 output low-voltage ACs by transformer 34 boosting after with the grid-connected composition supply network of high-pressure diesel generating set 10, externally
Power supply.The ac bus 40 of diesel generating set 10 again may be by transformer 34 and high-voltage electricity be depressured as low tension, in turn
It is embodied as the charging of energy-storage units 30.
That is, in the embodiment of the present application, multiple components are according to battery component 32, battery management in energy-storage units 30
The sequential connection of system 33, bidirectional converter 31 and current transformer 34, wherein bidirectional converter 31 and data detecting unit 20 carry out
Communication, when bidirectional converter 31 receives the control signal of the transmission of data detecting unit 20, bidirectional converter 31 is by battery component
Then the electric energy inversion stored in 32 is boosted by transformer 34 and sends best friend and flow bus 40 to low-voltage AC, realize to
The process of load supplying, when 30 electric energy deficiency of energy-storage units, the high-voltage electricity on ac bus 40 can be also depressured by transformer 34,
It is reverse into direct current by bidirectional converter 31 again and is sent to battery component 32 and stored, realize filling to energy-storage units 30
Electricity.
It should be understood that aforementioned data monitor 22 can directly be connected with bidirectional converter 31, when data collector 22
When monitoring data exception, generates control instruction and be sent to bidirectional converter 31, data collector 22 and bidirectional converter 31
Between using specialized high-speed communicate, it is ensured that the reliability and accuracy of communication, realize Millisecond response, guarantee energy-storage system supplying
Response speed when electro-mechanical wave.
Optionally, diesel generator system 100, further includes: administrative unit 50, administrative unit 50 and diesel generating set 10
It is connected with load, for being controlled according to the operating parameter of diesel generating set 10 and load diesel generating set.
Further, administrative unit 50 is specifically used for: the exception and/or failure of identification diesel generating set 10 control different
Often and/or the diesel-driven generator of failure is closed, and controls emergency diesel generator unlatching；And control diesel generating set 10 is pressed
It generates electricity according to default load factor.
Further, administrative unit 50 is also connected with energy-storage units 30, to control energy-storage units 30 to diesel-driven generator
System 100 carries out black starting-up.Wherein, energy-storage units 30 are supplied by ac bus 40 to the ancillary equipment of diesel generating set 10
Electricity, to realize black starting-up.
Specifically, administrative unit 50 respectively with power load, diesel generating set 10, data detecting unit 20, energy storage
Unit 30 carries out real time communication, acquires the electric parameter of each equipment, monitors the operation of entire diesel generator system 100 in real time
Situation.But the real-time of the communication is second grade, and therefore, administrative unit 50 carries out entire diesel generator system 100 relatively long
The scheduling and control of time realizes that electric energy dispatches intelligent optimal control, realizes the rational utilization of electric energy in management layer, reduces
The whole electric cost of system.
In conclusion requirement of the diesel engine unit isolated network powering mode due to its characteristics of power supply and power supply reliability, every machine
Group is forced to operate in lower load factor, leads to that the power supply efficiency of whole system is low, power supply cost is high.Shape after energy-storage units are added
At novel intelligent bavin generator system can effectively solve the problems, such as all kinds of of former isolated network power supply system, significantly reduce the confession of system
Electric cost.
Wherein, when diesel generator system operates normally, every diesel-driven generator operates in 80%-90% load factor (can
Determined according to actual condition), energy-storage units are in hot stand-by duty, data detecting unit real-time dynamic monitoring power data, when
When having small-sized load start and stop, the fluctuation of load in supply network, diesel generating set can voluntarily adjust power output, realize entire power supply and distribution
The dynamic equilibrium of network.
When thering is large-scale load to start in diesel generator system or the catastrophic failure of separate unit diesel-driven generator, due to supplying,
With short time energy it is uneven, will lead to the power quality decline of supply network, due to administrative unit response time compared with
It is long, it just can be with extensive resume power after the time for undergoing even tens seconds several seconds is needed by the diesel generating set that administrative unit is adjusted
Quality causes different degrees of influence in recovery process to electrical equipment, and in the diesel generator system of the application, number
Unusual fluctuations are detected in power quality decline moment according to detection unit, control instruction is immediately generated and is sent to Bidirectional variable-flow
Device, bidirectional converter respond rapidly after receiving control instruction, export energy, meet power demands, other in Millisecond
Power supply quality caused by fluctuation in power grid can be improved in time to decline, finished or failure diesel-driven generator in the starting of large-scale load
After power supply, energy-storage units exit power supply, maintain back former powering mode.
Then, it is operated normally in diesel generator system, and when power load is in the low power consumption period, administrative unit
The remaining capacity for detecting energy-storage units, when energy-storage units electricity is discontented, diesel generating set is not only power load power supply, together
When be also energy-storage units power supply, by transformer, bidirectional converter be energy-storage units charge, guarantee that the electricity of energy-storage units fills
Foot, to cope with the case where needing energy-storage units to discharge.
After diesel generating set entirety interruption maintenance, it can be used as black starting-up power supply by energy-storage units, be first diesel oil
The ancillary equipment of generating set restores electricity, and then completes starting, the paired running of diesel generating set, is finally completed entire bavin
The black starting-up of oily generating set restores electricity process.
If be introduced with technical effect of the example to power supply system provided by the embodiments of the present application:
By taking certain run in early stage as an example, diesel generating set power station power supply is used at present, configures 8 8800kw diesel-driven generators
Group arbitrarily opens 5 units when operation, remaining 3 are used as spare units, and factory's power load maintains essentially in 27000kw-
Between 28000kw, about 17,500,000 degree of monthly electricity consumption, it is computed the load factor about 60% of separate unit diesel-driven generator.According to producer
The information of offer, unit Rate of average load are 60%, corresponding unit average efficiency 39%；Unit Rate of average load 90%, it is corresponding
Unit average efficiency 44%.
The diesel generator system proposed using the application, bidirectional converter select 6500kw, ferric phosphate lithium cell energy storage
Load factor can be increased to 90% by original 60% by 7500kw, and unit efficiency raising brings direct economy cost savings, often
About 5,000,000 yuan of Spring Festival holidays fuel saving economic benefit.In addition, energy-storage units can also replace former black starting-up unit, unit can be also brought
Many potent factors such as the service life increases, O&M cost reduces.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is contained at least one embodiment or example of the application.In the present specification, schematic expression of the above terms are not
It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be in office
It can be combined in any suitable manner in one or more embodiment or examples.In addition, without conflicting with each other, the skill of this field
Art personnel can tie the feature of different embodiments or examples described in this specification and different embodiments or examples
It closes and combines.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include at least one this feature.In the description of the present application, the meaning of " plurality " is at least two, such as two, three
It is a etc., unless otherwise specifically defined.
It should be appreciated that each section of the application can be realized with hardware, software, firmware or their combination.Above-mentioned
In embodiment, software that multiple steps or method can be executed in memory and by suitable instruction execution system with storage
Or firmware is realized.Such as, if realized with hardware in another embodiment, following skill well known in the art can be used
Any one of art or their combination are realized: have for data-signal is realized the logic gates of logic function from
Logic circuit is dissipated, the specific integrated circuit with suitable combinational logic gate circuit, programmable gate array (PGA), scene can compile
Journey gate array (FPGA) etc..
Those skilled in the art are understood that realize all or part of step that above-described embodiment method carries
It suddenly is that relevant hardware can be instructed to complete by program, the program can store in a kind of computer-readable storage medium
In matter, which when being executed, includes the steps that one or a combination set of embodiment of the method.
It, can also be in addition, can integrate in a processing module in each functional unit in each embodiment of the application
It is that each unit physically exists alone, can also be integrated in two or more units in a module.Above-mentioned integrated mould
Block both can take the form of hardware realization, can also be realized in the form of software function module.The integrated module is such as
Fruit is realized and when sold or used as an independent product in the form of software function module, also can store in a computer
In read/write memory medium.
Storage medium mentioned above can be read-only memory, disk or CD etc..Although having been shown and retouching above
Embodiments herein is stated, it is to be understood that above-described embodiment is exemplary, and should not be understood as the limit to the application
System, those skilled in the art can be changed above-described embodiment, modify, replace and become within the scope of application
Type.
Claims (10)
1. a kind of diesel generator system characterized by comprising
Diesel generating set, the diesel generating set are connected with ac bus, for negative to what is be connected with the ac bus
It carries and electric energy is provided；
Data detecting unit, the data detecting unit are connected with the ac bus, for acquiring the ac bus in real time
Data, and according to the data of the ac bus generate control instruction；
Energy-storage units, the energy-storage units are connected with the data detecting unit, and the energy-storage units are according to the control instruction
It discharges, enables the energy-storage units as the backup of the diesel generating set, sent out in the diesel generating set
It discharges when raw abnormal according to the control instruction.
2. diesel generator system according to claim 1, which is characterized in that the energy-storage units include:
Bidirectional converter is communicatively coupled between the data detecting unit and the bidirectional converter, the Bidirectional variable-flow
Device controls battery component according to the control instruction and discharges.
3. diesel generator system according to claim 2, which is characterized in that the bidirectional converter is also used to:
Electric energy on the ac bus is sent to the energy-storage units, for energy-storage units charging.
4. diesel generator system according to claim 2, which is characterized in that the energy-storage units, further includes:
Transformer, the low-pressure side of the transformer are connected with the bidirectional converter, the high-pressure side of the transformer and the friendship
Bus is flowed to be connected.
5. diesel generator system according to claim 1, which is characterized in that further include:
Administrative unit, the administrative unit are connected with the diesel generating set and load, for according to the diesel-driven generator
Group and the operating parameter of the load control the diesel generating set.
6. diesel generator system according to claim 5, which is characterized in that the administrative unit is specifically used for:
Identifying the exception and/or failure of the diesel generating set, the diesel-driven generator for controlling exception and/or failure is closed, and
Emergency diesel generator is controlled to open.
7. diesel generator system according to claim 5, which is characterized in that the administrative unit is also used to:
The diesel generating set is controlled to generate electricity according to default load factor.
8. diesel generator system according to claim 5, which is characterized in that the administrative unit also with the energy storage list
Member is connected, and carries out black starting-up to control the energy-storage units to the diesel generator system.
9. diesel generator system according to claim 8, which is characterized in that the energy-storage units are female by the exchange
Line is powered to the ancillary equipment of the diesel generating set.
10. diesel generator system according to claim 1, which is characterized in that the energy-storage units further include cell tube
Reason system, the battery management system are connected between the battery component and the bidirectional converter, the battery management system
Under unified central planning be set to is controlled and is protected to the charge and discharge of the battery component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910284307.1A CN109936165A (en) | 2019-04-10 | 2019-04-10 | Diesel generator system |
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| CN111585312A (en) * | 2020-06-09 | 2020-08-25 | 中国人民解放军火箭军工程设计研究院 | Parallel operation control method and device for power station and computer readable storage medium |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103855724A (en) * | 2014-03-31 | 2014-06-11 | 中船重工(重庆)海装风电设备有限公司 | Micro power grid system |
| CN104201755A (en) * | 2014-09-22 | 2014-12-10 | 哈尔滨工程大学 | Vehicle-mounted diesel power generation system used in direct-current power distribution mode and energy management method of vehicle-mounted diesel power generation system |
| US20160064934A1 (en) * | 2013-03-27 | 2016-03-03 | Electric Power Research Institute Of State Grid Zhejiang Electric Power Company | Optimization method for independent micro-grid system |
| KR20170076129A (en) * | 2015-12-24 | 2017-07-04 | 한국전기연구원 | Hybrid Energy Storage Apparatus for Diesel Generator and Method therefor |
| CN107769258A (en) * | 2017-11-29 | 2018-03-06 | 湖南红太阳新能源科技有限公司 | The electric power system and its control method of a kind of independent micro-grid |
| CN107834606A (en) * | 2017-12-12 | 2018-03-23 | 中国恩菲工程技术有限公司 | Light stores up bavin micro-capacitance sensor electric power system and its control method |
| CN209626982U (en) * | 2019-04-10 | 2019-11-12 | 中国恩菲工程技术有限公司 | Diesel generator system |
-
2019
- 2019-04-10 CN CN201910284307.1A patent/CN109936165A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20160064934A1 (en) * | 2013-03-27 | 2016-03-03 | Electric Power Research Institute Of State Grid Zhejiang Electric Power Company | Optimization method for independent micro-grid system |
| CN103855724A (en) * | 2014-03-31 | 2014-06-11 | 中船重工(重庆)海装风电设备有限公司 | Micro power grid system |
| CN104201755A (en) * | 2014-09-22 | 2014-12-10 | 哈尔滨工程大学 | Vehicle-mounted diesel power generation system used in direct-current power distribution mode and energy management method of vehicle-mounted diesel power generation system |
| KR20170076129A (en) * | 2015-12-24 | 2017-07-04 | 한국전기연구원 | Hybrid Energy Storage Apparatus for Diesel Generator and Method therefor |
| CN107769258A (en) * | 2017-11-29 | 2018-03-06 | 湖南红太阳新能源科技有限公司 | The electric power system and its control method of a kind of independent micro-grid |
| CN107834606A (en) * | 2017-12-12 | 2018-03-23 | 中国恩菲工程技术有限公司 | Light stores up bavin micro-capacitance sensor electric power system and its control method |
| CN209626982U (en) * | 2019-04-10 | 2019-11-12 | 中国恩菲工程技术有限公司 | Diesel generator system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111585312A (en) * | 2020-06-09 | 2020-08-25 | 中国人民解放军火箭军工程设计研究院 | Parallel operation control method and device for power station and computer readable storage medium |
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