CN107013322A - Regenerative energy storage system with diesel generator set as power source - Google Patents
Regenerative energy storage system with diesel generator set as power source Download PDFInfo
- Publication number
- CN107013322A CN107013322A CN201710155813.1A CN201710155813A CN107013322A CN 107013322 A CN107013322 A CN 107013322A CN 201710155813 A CN201710155813 A CN 201710155813A CN 107013322 A CN107013322 A CN 107013322A
- Authority
- CN
- China
- Prior art keywords
- energy
- storage system
- power source
- generating set
- diesel generating
- Prior art date
- 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.)
- Pending
Links
- 238000004146 energy storage Methods 0.000 title claims abstract description 44
- 230000001172 regenerating effect Effects 0.000 title claims abstract description 22
- 239000003990 capacitor Substances 0.000 claims abstract description 13
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical group [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 4
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 4
- 230000008929 regeneration Effects 0.000 claims description 15
- 238000011069 regeneration method Methods 0.000 claims description 15
- 230000005611 electricity Effects 0.000 claims description 5
- 238000003825 pressing Methods 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 abstract description 10
- 238000011084 recovery Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000003028 elevating effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 240000002853 Nelumbo nucifera Species 0.000 description 1
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 1
- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 1
- 244000131316 Panax pseudoginseng Species 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B63/00—Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices
- F02B63/04—Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices for electric generators
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses a regenerative energy storage system taking a diesel generating set as a power source, which comprises the diesel generating set, a driving circuit, an energy storage unit and a control unit, wherein the control unit comprises an IGBT (insulated gate bipolar transistor) electric energy conversion device, and the energy storage unit is a lithium battery pack or a super capacitor pack. The invention provides a regenerative energy storage system taking a diesel generating set as a power source, which can recycle the regenerative electric energy in an electric control system while realizing AC frequency conversion control of hoisting machinery.
Description
【Technical field】
The invention belongs to energy-saving equipment field, and in particular to a kind of regeneration energy storage system using diesel generating set as power source
System.
【Background technology】
Do not possess urban distribution network or the unstable industrial occasions of power network in special, power source is used as using diesel generation group
Lifting class machinery largely use, this kind of lifting class is mechanical to send out alternating current as power supply using diesel generation group, passes through AC frequency conversion
System drive lifts class mechanical movement.A part of electric energy is consumed by useless in this course, is embodied in：Lift class machine
Potential energy, the Brake Energy produced in tool running, by frequency conversion system, braking resistor in parallel is to send out on frequency changer direct current bus
The form of heat is dissipated.
To meet lifting class machinery, frequently big load starts simultaneously, and the capacity of diesel generating set is much larger than lifting class machinery
Static power, the load and non-continuous of lifting class machinery are fully loaded with normal operation, but show as often change, in underloading
In the case that lotus runs, diesel generating set remains on full speed running, can completely elevated class so as to cause to generate electricity
Mechanical digestion, is also finally to be dissipated by braking resistor in parallel on frequency changer direct current bus in the form of generating heat.
The lifting class using urban distribution network as electrical source of power at home mechanically, using energy feedback type rectification list
The scheme of member, can be by the regenerative electric energy produced in electric-control system running to power network feedback loopback, but the program is uncomfortable
To lifting class machinery of the diesel generating set as power source, because regenerative electric energy feeds back defeated without normal direction diesel generating set
Send.
【The content of the invention】
The present invention provides a kind of regeneration energy-storage system using diesel generating set as power source, is handed over realizing that lifting class is mechanical
, can be by the regenerative electric energy recycling inside electric-control system while flowing VFC.
The concrete technical scheme of the present invention is as follows：
A kind of regeneration energy-storage system using diesel generating set as power source, including diesel engine unit, drive circuit, storage
Can unit and control unit, described control unit includes IGBT electrical energy changers, the energy-storage units be lithium battery group or
Super capacitor group.
It is preferred that, described control unit monitors software and the electricity related for showing energy-storage system comprising energy-storage system
Stream, voltage, temperature, the picture and text showing interface for pressing signal.
It is preferred that, it is single that the energy-storage system also includes the regenerative electric energy management control with predeterminated voltage and current parameters
Member.
It is preferred that, the working condition of the energy-storage system is determined by the voltage signal on detecting system dc bus.
It is preferred that, the drive circuit includes multiple inverters in parallel, and the input of the inverter passes through the limit
The dc bus output end of stream device is connected with super capacitor, and described inverter obtains power supply at super capacitor, and is expert at
When car heavy burden declines, the inverter gives super capacitor to charge.
It is preferred that, the diesel-driven generator is dc generator.
Compared with prior art, the present invention has the following advantages：
A kind of regeneration energy-storage system using diesel generating set as power source of the present invention, is sent out with diesel oil traditional type
Group of motors is optimized and lifted for the elevating mechanism electric-control system of power source, carry out operating regenerative electric energy recovery and
Discharge utilization again, realize that the efficiency in lifting class mechanical movement is maximized, recovery simultaneously for regenerative electric energy and
Release is being utilized, and reduces the power configuration of diesel generating set, and the economic benefit for directly bringing oil consumption to reduce is reduced simultaneously
Pollution to environment, energy-saving potentiality are larger；
A kind of regeneration energy-storage system using diesel generating set as power source of the present invention, for lifting class machine-building producer
Supporting technology and the auxiliary products that the upgrading of class engineering goods can be selected are lifted there is provided a kind of, are conducive to the skill of manufactory
Art progress；
A kind of regeneration energy-storage system using diesel generating set as power source of the present invention, optimizes the friendship of conventional hoist tool
The electric loop structure of frequency conversion speed-adjusting system is flowed, while hoisting machinery electrodeless frequency control is realized, by each machine of hoisting machinery
The regenerative electric energy produced under the complicated operating mode of structure realizes the recycling optimized, it is possible to achieve the best efficiency water of hoisting machinery
It is flat, reduce the operation cost of hoisting machinery owner.Regenerative electric energy does not feed back to pushing electric network, does not produce power rush, humorous to power network
Ripple is polluted, and the quality of power supply of power network is not influenceed.
【Brief description of the drawings】
Fig. 1：Schematic diagram of the present invention.
【Embodiment】
A kind of regeneration energy-storage system using diesel generating set as power source as shown in Figure 1, including Diesel engine
Group, drive circuit, energy-storage units and control unit, described control unit include IGBT electrical energy changers, the energy-storage units
For lithium battery group or super capacitor group.Elevating mechanism electric-control system by power source of diesel generating set be optimized and
Lifting, carries out the recovery of operating regenerative electric energy and discharges utilization again, realizes the utilization of power effect in lifting class mechanical movement
Rate is maximized.
Described control unit comprising energy-storage system monitor software and for show the related electric current of energy-storage system, voltage,
Temperature, the picture and text showing interface for pressing signal.Energy-storage system includes regenerative electric energy management control unit, energy-storage system normal work
Default voltage, current parameters are needed, realizes and manually sets in regenerative electric energy management control unit.
The energy-storage system also includes the regenerative electric energy management control unit with predeterminated voltage and current parameters.Energy storage system
The working condition of system is determined by the voltage signal on detecting system dc bus.The working condition of energy-storage system is become by detecting
Voltage on display system dc bus absorbs the voltage threshold for storing and discharging regenerative electric energy according to the ginseng of frequency conversion system to determine
Number setting, can preset different threshold values, and different manufacturers frequency conversion system and difference are being used to meet lifting class machinery
In the case of voltage class frequency conversion system, energy-storage system can normally carry out absorption storage, discharging regenerative electric energy, this can
The circulation work persistently carried out.
The drive circuit includes multiple inverters in parallel, and the input of the inverter passes through the current-limiting apparatus
Dc bus output end is connected with super capacitor, and described inverter obtains power supply at super capacitor, and in the case where driving is born a heavy burden
During drop, the inverter charges to super capacitor.
The diesel-driven generator is dc generator.
A kind of regeneration energy-storage system using diesel generating set as power source, operating procedure is as follows：
A. diesel generating set starts, the power demand run according to each mechanism of lifting class machinery, keeps corresponding rotating speed
And power output.
B. lifting class mechanical lifting load, when the power demand sum of each mechanism remains positive motoring condition, energy storage system
Unite and electric energy stored by it is discharged on the dc bus of frequency conversion system, it is simultaneously lifting class to be generated electricity with diesel generating set
Machinery working mechanism provides electric energy.
C. mechanical lowering loads of lifting class or during braking, now motor be in generating state, energy-storage system then from
Unnecessary regenerative electric energy is absorbed on the dc bus of frequency conversion system to be stored.
D. under special operation condition few in lifting class machine work, the regenerative electric energy of generation exceedes the storage appearance of energy-storage system
During amount, this part excess regenerative electric energy is by lifting the brake unit configured in the mechanical electric-control system of class, braking resistor to generate heat
Form consume.
Claims (6)
1. a kind of regeneration energy-storage system using diesel generating set as power source, it is characterised in that：Including diesel engine unit, drive
Dynamic circuit, energy-storage units and control unit, described control unit include IGBT electrical energy changers, and the energy-storage units are lithium electricity
Pond group or super capacitor group.
2. a kind of regeneration energy-storage system using diesel generating set as power source according to claim 1, it is characterised in that：
Described control unit monitors software and for showing the related electric current of energy-storage system, voltage, temperature, pressing comprising energy-storage system
The picture and text showing interface of signal.
3. a kind of regeneration energy-storage system using diesel generating set as power source according to claim 1, it is characterised in that：
The energy-storage system also includes the regenerative electric energy management control unit with predeterminated voltage and current parameters.
4. a kind of regeneration energy-storage system using diesel generating set as power source according to claim 1, it is characterised in that：
The working condition of the energy-storage system is determined by the voltage signal on detecting system dc bus.
5. a kind of regeneration energy-storage system using diesel generating set as power source according to claim 1, it is characterised in that：
The drive circuit includes multiple inverters in parallel and connects the dc bus of the inverter, the input of the inverter
It is connected by the dc bus output end of the current-limiting apparatus with super capacitor, described inverter obtains electricity at super capacitor
Source, and when driving is born a heavy burden and declined, the inverter charges to super capacitor.
6. a kind of regeneration energy-storage system using diesel generating set as power source according to claim 1, it is characterised in that：
The diesel-driven generator is dc generator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710155813.1A CN107013322A (en) | 2017-03-16 | 2017-03-16 | Regenerative energy storage system with diesel generator set as power source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710155813.1A CN107013322A (en) | 2017-03-16 | 2017-03-16 | Regenerative energy storage system with diesel generator set as power source |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107013322A true CN107013322A (en) | 2017-08-04 |
Family
ID=59439568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710155813.1A Pending CN107013322A (en) | 2017-03-16 | 2017-03-16 | Regenerative energy storage system with diesel generator set as power source |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107013322A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101065309A (en) * | 2004-02-06 | 2007-10-31 | 佩斯科股份有限公司 | Improved energy storage method for load hoisting machinery |
| CN102229410A (en) * | 2011-06-13 | 2011-11-02 | 武汉理工大学 | Hybrid power apparatus of slewing mechanism of tyre jib crane |
| CN204905883U (en) * | 2015-08-05 | 2015-12-23 | 中山润合能源科技有限公司 | Energy recovery and cyclic utilization device for hoisting machinery |
| CN205004755U (en) * | 2015-10-21 | 2016-01-27 | 中山润合能源科技有限公司 | Energy-saving device for recycling and reusing common alternating current bus |
| CN105703435A (en) * | 2016-03-22 | 2016-06-22 | 深圳市德利和能源技术有限公司 | Energy storage system |
| CN205472296U (en) * | 2016-04-11 | 2016-08-17 | 中山润合能源科技有限公司 | Harbor hoisting machinery energy-saving system using diesel generator set as power source |
| JP2017028777A (en) * | 2015-07-17 | 2017-02-02 | 日本車輌製造株式会社 | Engine generator |
-
2017
- 2017-03-16 CN CN201710155813.1A patent/CN107013322A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101065309A (en) * | 2004-02-06 | 2007-10-31 | 佩斯科股份有限公司 | Improved energy storage method for load hoisting machinery |
| CN102229410A (en) * | 2011-06-13 | 2011-11-02 | 武汉理工大学 | Hybrid power apparatus of slewing mechanism of tyre jib crane |
| JP2017028777A (en) * | 2015-07-17 | 2017-02-02 | 日本車輌製造株式会社 | Engine generator |
| CN204905883U (en) * | 2015-08-05 | 2015-12-23 | 中山润合能源科技有限公司 | Energy recovery and cyclic utilization device for hoisting machinery |
| CN205004755U (en) * | 2015-10-21 | 2016-01-27 | 中山润合能源科技有限公司 | Energy-saving device for recycling and reusing common alternating current bus |
| CN105703435A (en) * | 2016-03-22 | 2016-06-22 | 深圳市德利和能源技术有限公司 | Energy storage system |
| CN205472296U (en) * | 2016-04-11 | 2016-08-17 | 中山润合能源科技有限公司 | Harbor hoisting machinery energy-saving system using diesel generator set as power source |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170804 |