CN206532126U - A kind of intelligent Synchronization module for realizing grid-connected closing function - Google Patents
A kind of intelligent Synchronization module for realizing grid-connected closing function Download PDFInfo
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- CN206532126U CN206532126U CN201621038662.9U CN201621038662U CN206532126U CN 206532126 U CN206532126 U CN 206532126U CN 201621038662 U CN201621038662 U CN 201621038662U CN 206532126 U CN206532126 U CN 206532126U
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Abstract
The utility model discloses a kind of intelligent Synchronization module for realizing grid-connected closing function, it is characterised in that：The intelligent Synchronization module is using host CPU chip as core, two-way AC voltage sampling loop, six tunnel jumps/closing relay control loop, four-way switch amount input state measure loop, electric power loop, communication loop etc. are built in periphery, and provide one to inner joint and an external interface；The hardware of the intelligent Synchronization module is made by four layers of pcb board, and power unit is isolated when designing to each circuit.The intelligent Synchronization module of grid-connected closing function is realized disclosed in the utility model, measure and control device or PLC device cabinet inside is plugged on, is special function selectively configuration.Master control set internal hardware need not be changed, it is only necessary to the slot and interface of reserved suitable width.Hardware design iterations are reduced, cost is saved.
Description
Technical field
The utility model is related to Automation of Electric Systems control technology field, more particularly to one kind realizes grid-connected closing function
Intelligent Synchronization module.
Background technology
During Operation of Electric Systems, often need mini system being incorporated to the same of big system by switchgears such as breakers
Phase operates, such as power plant generator connecting in parallel with system, power transmission and distribution interconnection or connecting transformer are incorporated to system etc..Such frequent operation and
Control manually cumbersome.Existing polytype microcomputer automatic sub-synchronous device, and net spee and the degree of accuracy are very high on the market, but
For needing grid-connected and the few mini system of shutting-brake control way, such as small power station's industry, using the synchronous device of this type, not only
It is with high costs, bulky, and its internal built-up circuit is complicated, once it is difficult investigation that a certain position, which goes wrong, safeguards very
It is inconvenient.
Current domestic various field of power, the electric power such as PLC programmable logic controller (PLC)s, protection device, measure and control device
Supervising device is with extensive, and need to only increase on the basis of existing equipment a kind of can realize the veneer module of simultaneous interconnecting function
Solve the above problems.
Utility model content
The purpose of this utility model be provide it is a kind of it is simple in construction, convenient for installation and maintenance, cost-effective, can be achieved
Pressure and the quasi- same period veneer module of intelligence automatically adjusted without pressure same period condition judgment and voltage with frequency, can be used as PLC device
Or the extension module in other measure and control device systems.Suitable for 50Hz or 60Hz power networks, killer switch asynchronous switch-on is played simultaneously
The function of net.
The utility model provides a kind of intelligent Synchronization module for realizing grid-connected closing function, it is characterised in that：The intelligence
Same period module is using host CPU chip as core, and external linkage is opened into functional module, outputs control module, voltage acquisition module, power supply
Module, communication module etc., and provide one to inner joint and one external interface；Build two-way exchange in the host CPU periphery
Voltage acquisition circuit, six tunnel jumps/closing relay control loop, four-way switch amount state-detection loop, electric power loop；The mould
The intelligent Synchronization hardware of part is made by four layers of pcb board, and power unit is isolated when designing to each circuit.
It is preferred that, it is described to be used for the installation of the intelligent Synchronization module to inner joint, by being plugged on PLC dresses to inner joint
Put or the Function Extension slot of other measure and control devices on, it is easy for installation；CAN communication interface is provided to inner joint, passes through CAN
Bus carries out data interaction, had both received same period startup/same period demarcation/same period that agent set CPU issues and has countermanded an order, and in real time
Upload the various status datas that module is collected；To inner joint various voltages of direct current 3.3V, 5V, 24V etc. are provided for power module
The power supply of level, is that all functional modules of same period module are powered.
It is preferred that, the intelligent Synchronization module external interface includes six road relay output end, the input of four-way switch amount
Terminal and two-way voltage acquisition terminal, to the relay output module of system architecture, switching input module and sample back respectively
Road module.
It is preferred that, the main devices of the intelligent Synchronization module for realizing grid-connected closing function include voltage transformer, protected
Hold type and return type relay, jtag interface, EPT inserting terminals, outside terminal interface.
It is preferred that, ADC is configured in the piece of the cpu chip：ADC0 passage acquisition systems side voltage signal, ADC1 passages
Collection is treated and side voltage signal；The cpu chip by DMA transfer ADC sampled datas, and automatically, cut by progress ADC sampling channels
Change, without CPU intervention, CPU burden mitigates significantly.
It is preferred that, the PIT timer configurations of the cpu chip are：PIT0 and PIT3 timers respectively as ADC0 and
ADC1 Interruptions read the trigger of change data, it is ensured that each cycle can collect complete 16 when frequency changes
Adc data；PIT1 is set to 8ms Interruptions, handles the task of all contemporaneous correlations；PIT2 rolling counters forwards are only used as other
The time scale of task；The AC voltage sampling loop includes independent two-way acquisition system side and treats the voltage of simultaneously side, mutual inductance
Device selects ZMPT112 types, by 100V voltage conversions into 2mA low currents, reference voltage 1.5V；At RC filter circuits and amplifier
Reason, is converted into the recognizable small voltage signal of ADC channel in host CPU piece, and collection calculates voltage magnitude；And use Zero-cross comparator
Small voltage signal is connected to the PTC0 and PTC1 of host CPU I/O pin by circuit, is configured to rising edge triggering interruption, can calculate frequency
Rate；The feature in the four-way switch amount state-detection loop is：It is the access of 24VDC Phototube Couplings per way switch amount sense channel
Mode, keeps apart the forceful electric power interference at scene；Idle contact is inputted, resolution ratio≤2ms；Wherein there is the pressure same period to start/opened without the pressure same period
Dynamic open may be configured as impulse type or level maintenance into type；During impulse type, represented when detecting and opening and be changed into 1 from 0 into state
There is the same period to start order；During maintenance, it is changed into 1 when detecting to open from 0 into state and indicates the same period startup when remaining 1 state
Order；It is guard relay that six road relay control circuit, which includes starting relay, is the master switch of other relays；Its
Five jump/closing relays of remaininging are normally opened relay, and with Phototube Coupling measure, it is that impulse type is outputed to output type, and correspondence is outer
Connect six road lead-out terminals, including acceleration/deceleration output, step-up/down output, output of closing a floodgate, the output of combined floodgate indication signal.
It is preferred that, the electric power loop is obtained from standard inserting terminal, by attached agent set, i.e. measure and control device
Or PLC device provides 3.3V, 5V, 24V voltage source；3.3V voltages are supplied to the host CPU and other each peripheral hardware cores of same period module
Piece, 24V voltages are the loop power supplies such as relay, On-off signal；Described jtag interface is used to download to cpu chip
MK60DN512xxx and on-line debugging module program are used；The CAN communication interface：Intelligent Synchronization module utilizes CAN
The high characteristic of transmission real-time to communicate with the host CPU of main equipment；Upload real-time voltage, frequency, pressure difference, the frequency collected
The information such as difference, phase angle difference, same period process, while the control startup order that agent set CPU gives is received, and can be according to scene
Practical application request, the configuration, parameter download, sampling precision that related definite value is carried out to the software on same period module is demarcated.
The switch based on image recognition position that the utility model is provided has advantages below：
1st, the intelligent Synchronization module disclosed in the utility model for realizing grid-connected closing function, be plugged on measure and control device or
PLC device cabinet inside, is special function selectively configuration.Master control set internal hardware need not be changed, it is only necessary to reserved suitable
The slot and interface of width.
2nd, it is directly installed in existing PLC device cabinet, without changing host CPU board software, reduces hardware design iterations
Property, save cost.
3rd, function modoularization, extension is convenient, separate CPU processing synchronization function, reduces agent set cpu load, makes each mould
Block runnability is improved.
4th, hardware circuit is simple, more reliable performance, and wiring and debugging are convenient.
5th, data communication use CAN mode, can Configuration Online same period operational factor, adapt it to it is various scene will
Ask.
Brief description of the drawings
Fig. 1 is the system architecture diagram for the intelligent Synchronization module that the utility model is provided.
Fig. 2 is the external interface figure for the intelligent Synchronization module that the utility model is provided.
Fig. 3 is the hardware design schematic diagram for the intelligent Synchronization module that the utility model is provided.
Fig. 4 is the in house software structure chart for the intelligent Synchronization module that the utility model is provided.
Fig. 5 is the same period decision flow chart for the intelligent Synchronization module that the utility model is provided.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below by accompanying drawing and implementation
Example, is described in further detail to the technical solution of the utility model.It should be appreciated that specific reality described herein
Apply example to be only used for explaining principle of the present utility model, be not used to limit the utility model.
The utility model provides a kind of intelligent Synchronization module for realizing grid-connected closing function, the intelligence that the utility model is provided
Same period module realizes the same period logic judgment of single object with soft and hardware, and voltage, frequency is intelligent automatic regulated, finally
Realize and catch the zero crossing moment same period in the case of pressure difference and frequency difference condition are met, complete shutting-brake control.
The system architecture diagram of the intelligent Synchronization module provided as shown in Figure 1 for the utility model, indicates module interior
Functional block constitutes intelligent Synchronization module using host CPU chip as core, and external linkage is opened into functional module, outputs control module, electricity
Press acquisition module, power module, communication module etc., and provide one to inner joint and one external interface.Inner joint is used
In the installation of the module, by being plugged on to inner joint on the Function Extension slot of DA-PLC devices or other measure and control devices, peace
Dress is convenient.CAN communication interface is provided to inner joint, data interaction is carried out by CAN, agent set CPU had both been received
The same period startup issued/same period demarcation/same period countermands an order, and uploads the various status datas that module is collected in real time.Internally
Interface provides direct current 3.3V, 5V, 24V power supply of various voltage class for power module, by the functional mould of same period module
Block is powered.
Intelligent Synchronization module external interface figure is illustrated in figure 2, the terminal definition of external interface in Fig. 1 is indicated, including
Six road relay output end, four-way switch amount input terminal and two-way voltage acquisition terminal.The difference system construction drawing of corresponding diagram 1
Relay output module, switching input module and sampling circuit module.HZLED and HZOUT " is outputed all the way by same in Fig. 2
1 " control ,+F and-F shares a common port, and+V and-V shares a common port.PTG and PTS, which is connected on, treats shunt trip breaker two
Side, it is adaptable to one group of voltage of single same period object.
Be illustrated in figure 3 intelligent Synchronization module hardware design schematic diagram, including voltage collection circuit, frequency collection circuit,
Open into Acquisition Circuit, output control circuit.
(1) treat that the specified 100V voltage signals of shunt trip breaker both sides are accessed to by 19,20 terminals of external interface
XPTG* and xPTG, 21,22 terminals access to xPTS* and xPTS, and voltage acquisition circuit is accessed obtained UFIN and USIN is handled
To ADC0 the and ADC1 passages of host CPU, the voltage actual value of two passages is obtained by ADC sample conversions and DMA data unloading.
(2) industrial frequency AC the signal UFIN and USIN that voltage acquisition circuit processing is obtained are connected in frequency measurement loop, are passed through
Cross and compare power frequency pulse signal Fg_INT and Fs_INT that amplifier processes the signal into low and high level, be connected to the GPIO pipes of host CPU
Pin PTC0 and PTC1, and it is rising edge triggering interrupt mode that the two pins, which are respectively configured, is fallen into a trap in respective ISR interrupt process
Calculate frequency Ff and Fs.
(3) 4 tunnels open each independent into functional module, and 24VDC power supplys are powered.The on-off model of outside access, through optocoupler
Isolation is connected to each pins of PTB of host CPU.Software Key dithering is checked.
(4) six way switch amount output control modules are equipped with light-coupled isolation processing, and 24VDC power supplys are powered.By same period module
Internal six relay groups into, comprising a maintenance starting relay OUTQD and five return type output relay OUT1~
OUT5, has and OUTQD relays is first closed during any output signal.Wherein HZLED and HZOUT switching value output signals are controlled by OUT1
System, remaining each output signal is individually by an OUT Control.
If Fig. 4 is intelligent Synchronization module interior software architecture diagram, each function composition of instruction same period module software, same period module
Using MK60DN512xxx as host CPU, using UC/OS-II multitasking systems, software is complete by a main task APPIOTask
Into.Main task is pressed given time regular finishing device hardware check, status lamp and indicated and CAN data communications task, and
Following multiple interrupt task processes are set.
(1) Sampling interrupt process：Including treating simultaneously side PTG and system side PTS Sampling interrupts.By difference AD sampling principles, often
Cycle fixes 16 point samplings, completes analog acquisition and filtering process.Between the time of interrupt process need to being adjusted when frequency changes
Every the Sampling interrupt cycle is respectively Fs/16 and Fg/16.Support 50Hz and 60Hz systems.
(2) frequency measurement interrupt task：The PTC0 and PTC1 of host CPU are configured to rising edge triggering interruption, coordinate PIT 16 meters
Number device, record PTC0 and PTC1 interrupts the count value at moment each time.PTC0 is double to interrupt the frequency that count difference value is PTG
In the rate cycle, PTC1 is double to interrupt the frequency cycle that count difference value is PTS.Both PTC0 and PTC1 nearest timer meter
Number difference is exactly that real-time phase is poor.
(3) same period task that fixed time interval 8ms is performed：On-off state scanning, the same period are completed in the case of system failure
The functions such as coomand mode monitoring, voltage and phase data processing, judge entry condition into state YYTQ and WYTQ and are according to opening
No entrance same period logical program.Same period parameter testing, same period command process are carried out in same period logical program, without the pressure same period/difference frequency
Voltage to frequency output regulating calculation, combined floodgate same period point prediction after the same period/power network ring and logical condition judgement and same period startup
Calculating, the judgement of relay outlet logic etc..
With reference to Fig. 5 intelligent modular unit asynchronous switch-on execution flow charts：
(1) electricity or resetted on when restarting, read from the flash storage of intelligent Synchronization module host CPU same period parameters and
Calibrating parameters.
(2) in the same period task that timing 8ms is performed, Us and Uf voltages, Fs and Ff frequencies, and δ f- δ s phase angle are calculated
Difference, detects each intake state in real time.
(3) in system failure situation, judge whether to have only existed the pressure same period or without the one startup order of the pressure same period, be then
Indicate same period startup.
(4) check whether meet area requirement with period parameters.
(5) check whether Us, Uf, Fs, Ff, Δ φ are normal, without out-of-limit.
(6) without pressure same period logic judgment.During without the pressure same period, Set Type requires Us without pressure and Ug has pressure；Line type requirement is appointed
Meaning has side to be met without pressure, keeps 40 seconds conditions to meet all the time, sends asynchronous switch-on pulse signal.
(7) there is pressure same period logic judgment.Have pressure the same period when, it is desirable to Δ U<Pressure difference definite value, Δ f<Frequency difference definite value.According to PID
Principles of Regulation, when pressure difference is unsatisfactory for, pressure regulation (+V or-V) pulse width is calculated by magnitude of pressure differential；When frequency difference is unsatisfactory for, press
Frequency difference size calculates frequency modulation (+F or-F) pulse width, and finally to pressure regulation or frequency modulation control order is sent to external terminal, output is extremely
In outside governing system or excitation system.Once condition is met, asynchronous switch-on arteries and veins is sent immediately when quickly capturing same period point
Rush signal.
A kind of intelligent Synchronization module for realizing grid-connected closing function, the intelligent Synchronization module using host CPU chip as core,
External linkage is opened into functional module, outputs control module, voltage acquisition module, power module, communication module etc., and provides one
The external interface to inner joint and one；The host CPU periphery build two-way AC voltage sampling loop, six tunnel jumps/combined floodgate after
Electrical equipment control loop, four-way switch amount state-detection loop, electric power loop；The intelligent Synchronization hardware of the module is by four layers of PCB
Plate is made, and power unit is isolated when designing to each circuit.
It is preferred that, it is described to be used for the installation of the intelligent Synchronization module to inner joint, by being plugged on DA- to inner joint
It is easy for installation on the Function Extension slot of PLC device or other measure and control devices；CAN communication interface is provided to inner joint, is led to
Cross CAN and carry out data interaction, both having received same period startup/same period demarcation/same period that agent set CPU issues countermands an order,
Upload the various status datas that module is collected in real time again；It is various that for power module direct current 3.3V, 5V, 24V are provided to inner joint
The power supply of voltage class, is that all functional modules of same period module are powered.
It is preferred that, the intelligent Synchronization module external interface includes six road relay output end, the input of four-way switch amount
Terminal and two-way voltage acquisition terminal, to the relay output module of system architecture, switching input module and sample back respectively
Road module.
It is preferred that, the main devices of the intelligent Synchronization module for realizing grid-connected closing function include voltage transformer, protected
Hold type and return type relay, jtag interface, EPT inserting terminals, outside terminal interface.
It is preferred that, ADC is configured in the piece of the cpu chip：ADC0 passage acquisition systems side voltage signal, ADC1 passages
Collection is treated and side voltage signal；The cpu chip by DMA transfer ADC sampled datas, and automatically, cut by progress ADC sampling channels
Change, without CPU intervention, CPU burden mitigates significantly.
It is preferred that, the PIT timer configurations of the cpu chip are：PIT0 and PIT3 timers respectively as ADC0 and
ADC1 Interruptions read the trigger of change data, it is ensured that each cycle can collect complete 16 when frequency changes
Adc data；PIT1 is set to 8ms Interruptions, handles the task of all contemporaneous correlations；PIT2 rolling counters forwards are only used as other
The time scale of task；The AC voltage sampling loop includes independent two-way acquisition system side and treats the voltage of simultaneously side, mutual inductance
Device selects ZMPT112 types, by 100V voltage conversions into 2mA low currents, reference voltage 1.5V；At RC filter circuits and amplifier
Reason, is converted into the recognizable small voltage signal of ADC channel in host CPU piece, and collection calculates voltage magnitude；And use Zero-cross comparator
Small voltage signal is connected to the PTC0 and PTC1 of host CPU I/O pin by circuit, is configured to rising edge triggering interruption, can calculate frequency
Rate；The feature in the four-way switch amount state-detection loop is：It is the access of 24VDC Phototube Couplings per way switch amount sense channel
Mode, keeps apart the forceful electric power interference at scene；Idle contact is inputted, resolution ratio≤2ms；Wherein there is the pressure same period to start/opened without the pressure same period
Dynamic open may be configured as impulse type or level maintenance into type；During impulse type, represented when detecting and opening and be changed into 1 from 0 into state
There is the same period to start order；During maintenance, it is changed into 1 when detecting to open from 0 into state and indicates the same period startup when remaining 1 state
Order；It is guard relay that six road relay control circuit, which includes starting relay, is the master switch of other relays；Its
Five jump/closing relays of remaininging are normally opened relay, and with Phototube Coupling measure, it is that impulse type is outputed to output type, and correspondence is outer
Connect six road lead-out terminals, including acceleration/deceleration output, step-up/down output, output of closing a floodgate, the output of combined floodgate indication signal.
It is preferred that, the electric power loop is obtained from standard inserting terminal, by attached agent set, i.e. measure and control device
Or PLC device provides 3.3V, 5V, 24V voltage source；3.3V voltages are supplied to the host CPU and other each peripheral hardware cores of same period module
Piece, 24V voltages are the loop power supplies such as relay, On-off signal；Described jtag interface is used to download to cpu chip
MK60DN512xxx and on-line debugging module program are used；The CAN communication interface：Intelligent Synchronization module utilizes CAN
The high characteristic of transmission real-time to communicate with the host CPU of main equipment.Upload real-time voltage, frequency, pressure difference, the frequency collected
The information such as difference, phase angle difference, same period process, while the control startup order that agent set CPU gives is received, and can be according to scene
Practical application request, the configuration, parameter download, sampling precision that related definite value is carried out to the software on same period module is demarcated.
Above-described embodiment, is entered to the purpose of this utility model, technical scheme and beneficial effect
One step is described in detail.The utility model still has numerous embodiments, institute formed by all use equivalents or equivalent transformation
There is technical scheme, all fall within protection domain of the present utility model.
Claims (7)
1. a kind of intelligent Synchronization module for realizing grid-connected closing function, it is characterised in that：The intelligent Synchronization module is with host CPU core
Piece is core, and external linkage is opened into functional module, outputs control module, voltage acquisition module, power module, communication module, and
The external interface to inner joint and one of offer one；The hardware of the intelligent Synchronization module is made by four layers of pcb board, power supply unit
Set up timing separately to isolate each circuit, host CPU periphery builds two-way AC voltage sampling loop, six tunnels and jumps/close a floodgate relay
Device control loop, four-way switch amount state-detection loop.
2. the intelligent Synchronization module according to claim 1 for realizing grid-connected closing function, it is characterised in that：Described pair is inscribed
Mouth is used for the installation of the intelligent Synchronization module, is inserted by the Function Extension that PLC device or measure and control device are plugged on to inner joint
It is easy for installation on groove；CAN communication interface is provided to inner joint, data interaction is carried out by CAN, main body is both received
The same period startup that device CPU is issued/same period demarcation/same period countermands an order, and uploads the various status numbers that module is collected in real time
According to；Direct current 3.3V, 5V, 24V power supply of various voltage class are provided for power module to inner joint, is that same period module owns
Functional module is powered.
3. the intelligent Synchronization module according to claim 1 for realizing grid-connected closing function, it is characterised in that：The intelligence is same
Phase module external interface includes six road relay output end, four-way switch amount input terminal and two-way voltage acquisition terminal, point
It is other to the relay output module of system architecture, switching input module and sampling circuit module.
4. the intelligent Synchronization module according to claim 1 for realizing grid-connected closing function, it is characterised in that：The realization is simultaneously
The main devices of the intelligent Synchronization module of net closing function include voltage transformer, maintenance and return type relay, JTAG and connect
Mouth, EPT inserting terminals, outside terminal interface.
5. the intelligent Synchronization module according to claim 1 for realizing grid-connected closing function, it is characterised in that：The CPU cores
ADC is configured in the piece of piece：ADC0 passage acquisition systems side voltage signal, ADC1 passages collection is treated and side voltage signal；It is described
Cpu chip carries out ADC sampling channel switchings automatically by DMA transfer ADC sampled datas.
6. the intelligent Synchronization module according to claim 1 for realizing grid-connected closing function, it is characterised in that：The CPU cores
The PIT timer configurations of piece are：PIT0 and PIT3 timers read change data respectively as ADC0 and ADC1 Interruptions
Trigger, it is ensured that each cycle can collect complete 16 adc datas when frequency changes；PIT1 is set to 8ms timings
Interrupt, handle the task of all contemporaneous correlations；PIT2 rolling counters forwards are only used as the time scale of other tasks；The alternating current
Pressure acquisition circuit includes independent two-way acquisition system side and treats the voltage of simultaneously side, and transformer selects ZMPT112 types, by 100V voltages
It is converted into 2mA low currents, reference voltage 1.5V；Handled by RC filter circuits and amplifier, be converted into ADC channel in host CPU piece
Recognizable small voltage signal, collection calculates voltage magnitude；And small voltage signal is connected to host CPU using Zero-cross comparator circuit
PTC0 and PTC1 I/O pin, be configured to rising edge triggering interruption, frequency can be calculated；The four-way switch amount state-detection is returned
The feature on road is：It is 24VDC Phototube Coupling access ways per way switch amount sense channel, keeps apart the forceful electric power interference at scene；
Idle contact is inputted, resolution ratio≤2ms；Wherein have pressure the same period start/without pressure the same period start open into type may be configured as impulse type or
Level maintenance；During impulse type, indicate that the same period starts order when detecting and opening and be changed into 1 from 0 into state；During maintenance, when
Detect to open and be changed into 1 from 0 into state and indicate that the same period starts order when remaining 1 state；Six road relay control circuit bags
Starting relay is included for guard relay, is the master switch of other relays；Remaining five jump/closing relay is normally opened relay
Device, band Phototube Coupling measure, it is that impulse type is outputed to output type, and correspondence external six road lead-out terminal, including acceleration/deceleration are defeated
Go out, step-up/down is exported, combined floodgate is exported, the output of combined floodgate indication signal.
7. the intelligent Synchronization module according to claim 1 for realizing grid-connected closing function, it is characterised in that：Electric power loop is
Obtained from standard inserting terminal, 3.3V, 5V, 24V voltage are provided by attached agent set, i.e. measure and control device or PLC device
Power supply；3.3V voltages are supplied to the host CPU and other each peripheral hardware chips of same period module, and 24V voltages are relay, On-off signal
Loop power supply；Jtag interface is used to download to cpu chip MK60DN512xxx and on-line debugging module program use；CAN is total
Line communication interface：Intelligent Synchronization module transmits the high characteristic of real-time using CAN and communicated come the host CPU with main equipment；
Real-time voltage, frequency, pressure difference, frequency difference, phase angle difference, the same period progress information collected is uploaded, while receiving agent set CPU
The control given starts order, and related definite value can be carried out to the software on same period module according to live practical application request
Configuration, parameter are downloaded, sampling precision demarcation.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201621038662.9U CN206532126U (en) | 2016-09-05 | 2016-09-05 | A kind of intelligent Synchronization module for realizing grid-connected closing function |
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| CN201621038662.9U CN206532126U (en) | 2016-09-05 | 2016-09-05 | A kind of intelligent Synchronization module for realizing grid-connected closing function |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108494085A (en) * | 2018-04-13 | 2018-09-04 | 山东中实易通集团有限公司 | It is a kind of to become the voltage-regulating system and method for having and carrying transformer based on high factory |
| TWI647554B (en) * | 2018-02-09 | 2019-01-11 | 凱立自動化有限公司 | Tandem signal transmission control module |
| CN110794247A (en) * | 2019-08-08 | 2020-02-14 | 天生桥二级水力发电有限公司天生桥水力发电总厂 | Automatic device inspection platform |
-
2016
- 2016-09-05 CN CN201621038662.9U patent/CN206532126U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI647554B (en) * | 2018-02-09 | 2019-01-11 | 凱立自動化有限公司 | Tandem signal transmission control module |
| CN108494085A (en) * | 2018-04-13 | 2018-09-04 | 山东中实易通集团有限公司 | It is a kind of to become the voltage-regulating system and method for having and carrying transformer based on high factory |
| CN108494085B (en) * | 2018-04-13 | 2024-04-05 | 山东中实易通集团有限公司 | Voltage regulating system and method based on high-power-plant variable on-load transformer |
| CN110794247A (en) * | 2019-08-08 | 2020-02-14 | 天生桥二级水力发电有限公司天生桥水力发电总厂 | Automatic device inspection platform |
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