CN110350591A - A kind of diesel generating set parallel connection system - Google Patents
A kind of diesel generating set parallel connection system Download PDFInfo
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- CN110350591A CN110350591A CN201910668187.5A CN201910668187A CN110350591A CN 110350591 A CN110350591 A CN 110350591A CN 201910668187 A CN201910668187 A CN 201910668187A CN 110350591 A CN110350591 A CN 110350591A
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- 238000012545 processing Methods 0.000 claims abstract description 50
- 238000005259 measurement Methods 0.000 claims description 32
- 238000001514 detection method Methods 0.000 claims description 24
- 230000001360 synchronised effect Effects 0.000 claims description 19
- 238000000034 method Methods 0.000 claims description 8
- 238000000819 phase cycle Methods 0.000 claims description 6
- 239000002283 diesel fuel Substances 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 3
- 239000004973 liquid crystal related substance Substances 0.000 claims description 3
- 239000005417 food ingredient Substances 0.000 claims description 2
- 235000013324 preserved food Nutrition 0.000 claims description 2
- 239000003921 oil Substances 0.000 claims 9
- 239000010721 machine oil Substances 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 230000001681 protective effect Effects 0.000 abstract description 4
- 238000009434 installation Methods 0.000 description 7
- 238000007792 addition Methods 0.000 description 5
- 239000004020 conductor Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000004804 winding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/20—Bus-bar or other wiring layouts, e.g. in cubicles, in switchyards
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
- H02B1/32—Mounting of devices therein
- H02B1/34—Racks
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/38—Arrangements for parallely feeding a single network by two or more generators, converters or transformers
- H02J3/40—Synchronising a generator for connection to a network or to another generator
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/38—Arrangements for parallely feeding a single network by two or more generators, converters or transformers
- H02J3/40—Synchronising a generator for connection to a network or to another generator
- H02J3/42—Synchronising a generator for connection to a network or to another generator with automatic parallel connection when synchronisation is achieved
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P9/00—Arrangements for controlling electric generators for the purpose of obtaining a desired output
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P2101/00—Special adaptation of control arrangements for generators
- H02P2101/25—Special adaptation of control arrangements for generators for combustion engines
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Supply And Distribution Of Alternating Current (AREA)
- Control Of Eletrric Generators (AREA)
- Inverter Devices (AREA)
Abstract
The present invention discloses a kind of diesel generating set parallel connection system, including control cabinet body and subsystem, control cabinet body two sides are hinged with front cabinet door, rear cabinet door respectively, and control cabinet body two sides inner wall is respectively and fixedly provided with longitudinally disposed fixing groove, two Slideslip of fixing groove is provided with the first mounting plate, the second mounting plate, third mounting plate, the 4th mounting plate.The present invention solves the technical problem of cabling inconvenience in control cabinet body in the prior art, rectification module and inverter power module are controlled to the voltage of diesel-driven generator by control module, frequency, phase parameter adjusts accordingly, until meeting simultaneously machine standard, it can power to electric appliance load, central processing unit is issued to execution module and is instructed simultaneously, execution module control bus protective module prevents voltage, frequency, generating set bus breaks down during phase parameter adjustment, solve new diesel-driven generator in the prior art and when machine because of oil temperature, oil pressure it is unstable and caused by and the unsuccessful technical problem of machine.
Description
Technical field
The present invention relates to diesel-driven generator technical group fields, and in particular to a kind of diesel generating set parallel connection system.
Background technique
For diesel generating set using diesel engine as prime mover, a kind of power-supply device of dragging synchronous generator power generation, is a kind of
Start rapidly, the easy to maintenance, small investment of operation, to the stronger power generator of the conformability of environment with the development of science and technology, half
Conductor diesel generating set is also received more and more attention and is used by its efficient electric energy conversion.
Patent document (201610466506.0) discloses a kind of diesel-driven generator parallel control system, and the system is in diesel oil
Reduce the hardware such as electrical network parameter detection module and two phase detecting modules on engine controller, while correspondingly changing
Software control method reduces hardware cost under the premise of guaranteeing system reliability service and makes control method simpler
It is single.But the diesel-driven generator parallel control system does not consider electricity during new diesel-driven generator and machine in machine
Pressure, frequency, phase parameter mismatch is be easy to cause and machine is unsuccessful, while also inconvenient during wiring.
Summary of the invention
The purpose of the present invention is to provide a kind of diesel generating set parallel connection systems, solve following technical problem: (1) passing through
Be arranged can with the first mounting plate, third mounting plate and the 4th mounting plate of height adjustment, allow control interior of the cabinet according to
External conductor length adjusts mounting plate height, avoid the occurrence of external wire length not enough and caused by can not wiring or external
Conductor length it is too long and caused by conducting wire the case where being easy winding, solve the skill of cabling inconvenience in control cabinet body in the prior art
Art problem；(2) rectification module and inverter power module are controlled to the voltage of diesel-driven generator, frequency, phase by control module
Position parameter adjusts accordingly, and until meeting and machine standard, can power to electric appliance load, while central processing unit is to execution
Module issues instruction, and execution module control bus protective module prevents generating set during voltage, frequency, phase parameter adjustment
Bus breaks down, solve new diesel-driven generator in the prior art and when machine due to oil temperature, oil pressure are unstable caused by and machine not
Successful technical problem.
The purpose of the present invention can be achieved through the following technical solutions:
A kind of diesel generating set parallel connection system, including control cabinet body and subsystem, the control cabinet body two sides are distinguished
It is hinged with front cabinet door, rear cabinet door, and control cabinet body two sides inner wall is respectively and fixedly provided with longitudinally disposed fixing groove, the fixing groove
Two Slideslips are provided with the first mounting plate, the second mounting plate, third mounting plate, the 4th mounting plate, the first installation plate surface
Several power grid bus breakers have been mounted equidistant, have been fixedly installed with insulated terminal, the electricity above the power grid bus breaker
Wire casing is provided on the outside of net bus breaker and insulated terminal, the wire casing is fixed on the first installation plate surface, second peace
Loading board surface is fixed with dehumidifier, and the third installation plate surface is equipped with control switch, the 4th installation plate surface installation
There are four generator bus breakers being placed equidistant with, there are two heat emission fan, the controls for the control cabinet body roof fixed installation
Cabinet body intracavity bottom processed is fixedly installed with power supply, and the power supply two sides are symmetrically arranged with the ventilation for being installed on control cabinet body sidewall
Net, the subsystem output end are electrically connected with electric appliance load, and input terminal is electrically connected with diesel generator, the subsystem
System output end is electrically connected with generating set bus, and the generating set bus is electrically connected electric appliance load, the subsystem packet
Include bus protection module, execution module, central processing unit, data measurement module, LCD MODULE, control module, rectification mould
Block, inverter power module, synchronous detection module；
The bus protection module input is electrically connected execution module, and the execution module input terminal is electrically connected center
Processor, the central processing unit is for receiving synchronous detection module, the data information of data measurement module and to data information
It is analyzed and processed, the synchronous detection module carries out the detection of voltage, frequency, phase, phase sequence for bus, then detection
To bus on network and phase parameter read in central processing unit, the central processing unit output end is electrically connected control
Module, the control module is for being adjusted the parameter of diesel-driven generator voltage, frequency, phase, phase sequence, and by parameter tune
Whole information is sent to rectification module, and the rectification module output end is electrically connected inverter power module, the inverter power
Module output end is electrically connected synchronous detection module, and the inverter power module is used to control the output work of generating set bus
Rate, the central processing unit output end are electrically connected LCD MODULE, and the central processing unit input terminal is electrically connected data
Measurement module, the data measurement module are used to detect power, oil temperature and the oil pressure of diesel-driven generator.
Further, the rear cabinet door lateral surface is fixedly installed with measurement table group, the measurement table group close to top position
For showing power, oil temperature and the oil pressure of data measurement module.
Further, the dehumidifier and subsystem input terminal pass through conducting wire and are electrically connected power supply.
Further, the front cabinet door lateral wall is fixedly installed with display screen, the display screen input close to top position
End is electrically connected LCD MODULE by conducting wire.
Further, first mounting plate, the second mounting plate, third mounting plate, the 4th mounting plate four corners are respectively mounted
There is bolt, the through-hole that the bolt is opened up with fixed rooved face locks.
The control method of the control system is as follows:
Step 1: diesel-driven generator completes the power supply to electric appliance load by subsystem, when the new diesel-driven generator of addition
Afterwards, synchronous detection module detects voltage from bus, frequency, phase information, the network on the bus detected
Central processing unit is read in phase parameter；
Step 2: the voltage of bus, frequency, phase parameter are compared by central processing unit with diesel engine parameter,
Instruction will be issued to control module by the unqualified central processing unit of any parameter occur, and control module controls rectification module and inverter
Power module adjusts accordingly the voltage of diesel-driven generator, frequency, phase parameter, can until meeting simultaneously machine standard
It powers to electric appliance load；
Step 3: while central processing unit is issued to execution module and is instructed, execution module control bus protective module prevents
Generating set bus breaks down during voltage, frequency, phase parameter adjustment, and during machine data measurement module to center
Processor sends oil temperature, oil temperature, the oil pressure data of diesel-driven generator, and central processing unit is by the oil temperature, oil temperature, oil of diesel-driven generator
Pressure data pass through display screen respectively and measurement table group is shown.
Beneficial effects of the present invention:
(1) a kind of diesel generating set parallel connection system of the invention, according to the first installation of external wire length adjustment sliding
Plate, third mounting plate and the 4th mounting plate are installed the first mounting plate, third mounting plate, the 4th by bolt after the completion of adjustment
Plate is fixed with fixing groove, and extraneous conducting wire is respectively connected to power grid bus breaker, control switch, generator bus breaker, is shown
Display screen and measurement table group, excess wire passes through insulated terminal and wire casing carries out coiling, closes front cabinet door, completes traverse layout.
The combining system can be with the first mounting plate, third mounting plate and the 4th mounting plate of height adjustment, so that control cabinet by setting
Internal portion can adjust mounting plate height according to external conductor length, avoid the occurrence of external wire length not enough and caused by nothing
Method wiring or external wire length it is too long and caused by conducting wire the case where being easy winding, while insulated terminal and wire casing are set make
Obtaining conducting wire can fix, and conducting wire during cabling is avoided to wind；
(2) power supply to electric appliance load is completed by combining system by diesel-driven generator, when the new diesel generation of addition
After machine, synchronous detection module detects voltage from bus, frequency, phase information, the network frequency on the bus detected
Rate and phase parameter read in central processing unit, and central processing unit joins the voltage of bus, frequency, phase parameter and diesel engine
Number is compared, and instruction, control module control rectification will be issued to control module by the unqualified central processing unit of any parameter occur
Module and inverter power module adjust accordingly the voltage of diesel-driven generator, frequency, phase parameter, until meeting simultaneously machine
Standard can power to electric appliance load, while central processing unit is issued to execution module and instructed, and execution module control bus is protected
Shield module prevents generating set bus during voltage, frequency, phase parameter adjustment from breaking down, and DATA REASONING during machine
Module sends oil temperature, oil temperature, the oil pressure data of diesel-driven generator to central processing unit, and central processing unit is by the oil of diesel-driven generator
Temperature, oil pressure data pass through display screen respectively and measurement table group is shown.New diesel generation is being added in the combining system course of work
Unit enables new diesel-driven generator quickly to meet simultaneously machine condition by the voltage of adjustment diesel-driven generator, frequency in time,
So that simultaneously machine process is more safe and efficient.
Detailed description of the invention
The present invention will be further described below with reference to the drawings.
Fig. 1 is a kind of structural schematic diagram of diesel generating set parallel connection system of the present invention；
Fig. 2 is the front view that the present invention removes front cabinet door；
Fig. 3 is the rearview that the present invention removes rear cabinet door；
Fig. 4 is rear cabinet door structural schematic diagram of the present invention；
Fig. 5 is the system block diagram of combining system of the present invention.
In figure: 1, controlling cabinet body；2, front cabinet door；3, rear cabinet door；4, fixing groove；5, the first mounting plate；51, power grid bus is disconnected
Road device；6, wire casing；61, insulated terminal；7, dehumidifier；8, the second mounting plate；9, third mounting plate；91, control switch；10, it sends out
Motor bus breaker；11, the 4th mounting plate；12, display screen；13, heat emission fan；14, ventilated net；15, table group is measured；16, electric
Source；17, subsystem；18, electric appliance load；19, generating set bus；20, bus protection module；21, execution module；22, central
Processor；23, data measurement module；24, LCD MODULE；25, control module；26, rectification module；27, inverter power
Module；28, synchronous detection module；29, diesel-driven generator.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts all other
Embodiment shall fall within the protection scope of the present invention.
It please refers to shown in Fig. 1-5, the present invention is a kind of diesel generating set parallel connection system, including control cabinet body 1 and subsystem
System 17, control 1 two sides of cabinet body are hinged with front cabinet door 2, rear cabinet door 3 respectively, and control 1 two sides inner wall of cabinet body and be respectively and fixedly provided with longitudinal direction
The fixing groove 4 of setting, 4 liang of Slideslips of fixing groove, which are provided with the first mounting plate 5, the second mounting plate 8, third mounting plate the 9, the 4th, pacifies
Loading board 11,5 surface of the first mounting plate have been mounted equidistant several power grid bus breakers 51, have fixed above power grid bus breaker 51
Insulated terminal 61 is installed, wire casing 6 is provided on the outside of power grid bus breaker 51 and insulated terminal 61, wire casing 6 is fixed on first
5 surface of mounting plate, 8 surface of the second mounting plate are fixed with dehumidifier 7, and 9 surface of third mounting plate is equipped with control switch 91, and the 4th
11 surface of mounting plate is equipped with four generator bus breakers 10 being placed equidistant with, and control 1 roof of cabinet body is fixedly installed with two
A heat emission fan 13, control 1 intracavity bottom of cabinet body are fixedly installed with power supply 16, and 16 two sides of power supply, which are symmetrically arranged with, is installed on control cabinet
The ventilated net 14 of 1 side wall of body, 17 output end of subsystem are electrically connected with electric appliance load 18, and input terminal is electrically connected with diesel engine
Generator 29,17 output end of subsystem are electrically connected with generating set bus 19, and it is negative that generating set bus 19 is electrically connected electric appliance
18 are carried, subsystem 17 includes bus protection module 20, execution module 21, central processing unit 22, data measurement module 23, liquid crystal
Show module 24, control module 25, rectification module 26, inverter power module 27, synchronous detection module 28；
20 input terminal of bus protection module is electrically connected execution module 21, and 21 input terminal of execution module is electrically connected centre
Manage device 22, central processing unit 22 be used for receive synchronous detection module 28, data measurement module 23 data information and logarithm it is believed that
Breath is analyzed and processed, and synchronous detection module 28 carries out the detection of voltage, frequency, phase, phase sequence for bus, then detection
To bus on network and phase parameter read in central processing unit 22,22 output end of central processing unit be electrically connected control
Module 25, control module 25 is for being adjusted 29 voltage of diesel-driven generator, frequency, phase, the parameter of phase sequence, and by parameter
Adjustment information is sent to rectification module 26, and 26 output end of rectification module is electrically connected inverter power module 27, inverter power
27 output end of module is electrically connected synchronous detection module 28, and inverter power module 27 is for controlling the defeated of generating set bus 19
Power out, 22 output end of central processing unit are electrically connected LCD MODULE 24, and 22 input terminal of central processing unit is electrically connected number
According to measurement module 23, data measurement module 23 is used to detect power, oil temperature and the oil pressure of diesel-driven generator 29.
Specifically, 3 lateral surface of rear cabinet door is fixedly installed with measurement table group 15 close to top position, measurement table group 15 is for showing
Show power, oil temperature and the oil pressure of data measurement module 23.Dehumidifier 7 and 17 input terminal of subsystem are electrically connected by conducting wire
Power supply 16.2 lateral wall of front cabinet door is fixedly installed with display screen 12 close to top position, and 12 input terminal of display screen passes through conducting wire electrical property
Connect LCD MODULE 24.First mounting plate 5, the second mounting plate 8, third mounting plate 9,11 four corners of the 4th mounting plate are pacified
Equipped with bolt, the through-hole that bolt is opened up with 4 surface of fixing groove is locked.The control method of the control system is as follows:
Step 1: diesel-driven generator 29 completes the power supply to electric appliance load 18 by subsystem 17, when the new diesel oil of addition
After generator 29, synchronous detection module 28 detects voltage from bus, frequency, phase information, on the bus detected
Network and phase parameter read in central processing unit 22；
Step 2: central processing unit 22 compares the voltage of bus, frequency, phase parameter and diesel engine parameter
Compared with instruction, the control rectification mould of control module 25 will be issued to control module 25 by the unqualified central processing unit 22 of any parameter occur
Block 26 and inverter power module 27 adjust accordingly the voltage of diesel-driven generator 29, frequency, phase parameter, until meeting
And machine standard, it can power to electric appliance load 18；
Step 3: while central processing unit 22 is issued to execution module 21 and is instructed, 21 control bus of execution module protects mould
Block 20 prevents generating set bus 19 during voltage, frequency, phase parameter adjustment from breaking down, and DATA REASONING during machine
Module 23 sends oil temperature, oil temperature, the oil pressure data of diesel-driven generator 29 to central processing unit 22, and central processing unit 22 sends out diesel oil
Oil temperature, oil temperature, the oil pressure data of motor 29 pass through display screen 12 respectively and measurement table group 15 is shown.
It please refers to shown in Fig. 1-5, the traverse layout of a kind of diesel generating set parallel connection system of the present embodiment and worked
Journey is as follows:
Step 1: opening front cabinet door 2, slides the first mounting plate 5,9 and of third mounting plate according to external wire length adjustment
4th mounting plate 11 passes through bolt for the first mounting plate 5, third mounting plate 9, the 4th mounting plate 11 and fixing groove after the completion of adjustment
4 is fixed, and extraneous conducting wire is respectively connected to power grid bus breaker 51, control switch 91, generator bus breaker 10, display screen
12 and measurement table group 15, excess wire pass through insulated terminal 61 and wire casing 6 and carry out coiling, close front cabinet door 2, complete conducting wire cloth
If；
Step 2: diesel-driven generator 29 completes the power supply to electric appliance load 18 by combining system 17, when the new bavin of addition
After fry dried food ingredients motor 29, synchronous detection module 28 detects voltage from bus, frequency, phase information, the bus detected
On network and phase parameter read in central processing unit 22, central processing unit 22 is by the voltage of bus, frequency, phase parameter
It is compared with diesel engine parameter, the unqualified central processing unit 22 of any parameter occur will refer to the sending of control module 25
It enables, control module 25 controls rectification module 26 and inverter power module 27 and joins to the voltage of diesel-driven generator 29, frequency, phase
Number adjusts accordingly, and until meeting and machine standard, can power to electric appliance load 18, while central processing unit 22 is to execution
Module 21 issues instruction, and 21 control bus protective module 20 of execution module prevents from sending out during voltage, frequency, phase parameter adjustment
Motor group bus 19 breaks down, and data measurement module 23 to central processing unit 22 sends diesel-driven generator 29 during machine
The oil temperature of diesel-driven generator 29, oil temperature, oil pressure data are passed through display by oil temperature, oil temperature, oil pressure data, central processing unit 22 respectively
Screen 12 and measurement table group 15 are shown.
Above content is only to structure of the invention example and explanation, affiliated those skilled in the art couple
Described specific embodiment does various modifications or additions or is substituted in a similar manner, without departing from invention
Structure or beyond the scope defined by this claim, is within the scope of protection of the invention.
Claims (6)
1. a kind of diesel generating set parallel connection system, including control cabinet body (1) and subsystem (17), which is characterized in that the control
Cabinet body (1) two sides processed are hinged with front cabinet door (2), rear cabinet door (3) respectively, and control cabinet body (1) two sides inner wall is fixed
Have longitudinally disposed fixing groove (4), (4) two Slideslip of fixing groove be provided with the first mounting plate (5), the second mounting plate (8),
Several power grid bus open circuits have been mounted equidistant in third mounting plate (9), the 4th mounting plate (11), the first mounting plate (5) surface
Device (51), power grid bus breaker (51) top are fixedly installed with insulated terminal (61), the power grid bus breaker
(51) be provided with wire casing (6) on the outside of insulated terminal (61), the wire casing (6) is fixed on the first mounting plate (5) surface, described the
Two mounting plates (8) surface is fixed with dehumidifier (7), and third mounting plate (9) surface is equipped with control switch (91), and described
Four mounting plates (11) surface is equipped with four generator bus breakers (10) being placed equidistant with, control cabinet body (1) roof
It is fixedly mounted there are two heat emission fan (13), control cabinet body (1) intracavity bottom is fixedly installed with power supply (16), the power supply
(16) two sides are symmetrically arranged with the ventilated net (14) for being installed on control cabinet body (1) side wall, and subsystem (17) output end is electrical
It is connected with electric appliance load (18), input terminal is electrically connected with diesel generator (29), subsystem (17) the output end electricity
Property be connected with generating set bus (19), the generating set bus (19) is electrically connected electric appliance load (18), the subsystem
It (17) include bus protection module (20), execution module (21), central processing unit (22), data measurement module (23), liquid crystal
Show module (24), control module (25), rectification module (26), inverter power module (27), synchronous detection module (28)；
Bus protection module (20) input terminal is electrically connected execution module (21), and execution module (21) input terminal is electrical
It connects central processing unit (22), the central processing unit (22) is for receiving synchronous detection module (28), data measurement module
(23) data information is simultaneously analyzed and processed data information, the synchronous detection module (28) for bus carry out voltage,
The detection of frequency, phase, phase sequence, then the network and phase parameter reading central processing unit on the bus detected
(22), central processing unit (22) output end is electrically connected control module (25), and the control module (25) is used for diesel oil
Generator (29) voltage, frequency, phase, the parameter of phase sequence are adjusted, and parameter adjustment information are sent to rectification module
(26), rectification module (26) output end is electrically connected inverter power module (27), the inverter power module (27)
Output end is electrically connected synchronous detection module (28), and the inverter power module (27) is for controlling generating set bus (19)
Output power, central processing unit (22) output end is electrically connected LCD MODULE (24), the central processing unit
(22) input terminal is electrically connected data measurement module (23), and the data measurement module (23) is for detecting diesel-driven generator (29)
Power, oil temperature and oil pressure.
2. a kind of diesel generating set parallel connection system according to claim 1, which is characterized in that the rear cabinet door (3) is outside
Side is fixedly installed with measurement table group (15) close to top position, and the measurement table group (15) is for showing data measurement module
(23) power, oil temperature and oil pressure.
3. a kind of diesel generating set parallel connection system according to claim 1, which is characterized in that the dehumidifier (7) with
Subsystem (17) input terminal is electrically connected power supply (16) by conducting wire.
4. a kind of diesel generating set parallel connection system according to claim 1, which is characterized in that the front cabinet door (2) is outside
Side wall is fixedly installed with display screen (12) close to top position, and display screen (12) input terminal is electrically connected liquid crystal by conducting wire
Display module (24).
5. a kind of diesel generating set parallel connection system according to claim 1, which is characterized in that first mounting plate
(5), the second mounting plate (8), third mounting plate (9), the 4th mounting plate (11) four corners are mounted on bolt, the bolt and solid
Determine the through-hole that slot (4) surface opens up to lock.
6. a kind of diesel generating set parallel connection system according to claim 1, which is characterized in that the control of the control system
Method is as follows:
Step 1: diesel-driven generator (29) completes the power supply to electric appliance load (18) by subsystem (17), when the new bavin of addition
After fry dried food ingredients motor (29), synchronous detection module (28) detects voltage from bus, frequency, phase information, what is detected
Network and phase parameter on bus read in central processing unit (22)；
Step 2: the voltage of bus, frequency, phase parameter are compared by central processing unit (22) with diesel engine parameter,
Instruction, control module (25) control rectification will be issued to control module (25) by the unqualified central processing unit of any parameter (22) occur
Module (26) and inverter power module (27) adjust accordingly the voltage of diesel-driven generator (29), frequency, phase parameter,
Until meeting simultaneously machine standard, can power to electric appliance load (18)；
Step 3: while central processing unit (22) is issued to execution module (21) and is instructed, the protection of execution module (21) control bus
Module (20) prevents generating set bus (19) during voltage, frequency, phase parameter adjustment from breaking down, and number during machine
Oil temperature, oil temperature, the oil pressure data of diesel-driven generator (29), central processing are sent to central processing unit (22) according to measurement module (23)
The oil temperature of diesel-driven generator (29), oil temperature, oil pressure data are passed through display screen (12) respectively with device (22) and measurement table group (15) is aobvious
Show.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910668187.5A CN110350591B (en) | 2019-07-23 | 2019-07-23 | Diesel generating set parallel operation system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910668187.5A CN110350591B (en) | 2019-07-23 | 2019-07-23 | Diesel generating set parallel operation system |
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| CN110350591A true CN110350591A (en) | 2019-10-18 |
| CN110350591B CN110350591B (en) | 2021-08-03 |
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| CN201910668187.5A Active CN110350591B (en) | 2019-07-23 | 2019-07-23 | Diesel generating set parallel operation system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111509779A (en) * | 2020-04-29 | 2020-08-07 | 合肥康尔信电力系统有限公司 | Parallel bus multi-output power supply and switching control system of diesel generating set |
| CN111509786A (en) * | 2020-04-29 | 2020-08-07 | 合肥康尔信电力系统有限公司 | Parallel operation and parallel operation control system of diesel generating set |
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| CN208874166U (en) * | 2018-10-22 | 2019-05-17 | 中国石油集团济柴动力有限公司再制造分公司 | A kind of mobile power station generating set control screen |
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| CN208797594U (en) * | 2018-04-10 | 2019-04-26 | 浙江幸福航天科技有限公司 | Diesel generating set parallel connection device and system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111509779A (en) * | 2020-04-29 | 2020-08-07 | 合肥康尔信电力系统有限公司 | Parallel bus multi-output power supply and switching control system of diesel generating set |
| CN111509786A (en) * | 2020-04-29 | 2020-08-07 | 合肥康尔信电力系统有限公司 | Parallel operation and parallel operation control system of diesel generating set |
| CN111509786B (en) * | 2020-04-29 | 2021-08-17 | 合肥康尔信电力系统有限公司 | Parallel operation and parallel operation control system of diesel generating set |
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|---|---|
| CN110350591B (en) | 2021-08-03 |
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