CN207424586U - For the sampling expansion system of generator set controller - Google Patents
For the sampling expansion system of generator set controller Download PDFInfo
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- CN207424586U CN207424586U CN201721321389.5U CN201721321389U CN207424586U CN 207424586 U CN207424586 U CN 207424586U CN 201721321389 U CN201721321389 U CN 201721321389U CN 207424586 U CN207424586 U CN 207424586U
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Abstract
The utility model provides a kind of sampling expansion system for generator set controller, including MCU controllers, CANBUS communication units, K-type thermocouple sampling module, PT100 sensor sample modules, current sampling module and current output module, the MCU controllers receive the K-type thermocouple sampling module respectively, the sample information of the PT100 sensor sample modules and the current sampling module, and the sample information is sent to generator set controller by the CANBUS communication units, the MCU controllers control the current output module to carry out electric current output also according to the temperature information that the K-type thermocouple sampling module is gathered.This is for the sampling expansion system of generator set controller to have the advantages that design science, highly practical, simple in structure, at low cost, reliability is high.
Description
Technical field
The utility model is related to generating set fields, specifically, relate to a kind of adopting for generator set controller
Sample expansion system.
Background technology
In different gen-set control systems, unit needs to gather polytype sensor parameters, due to current
Generally only have three tunnels or five road resistor-type analog quantity sampling input ports in common engine control module, and in the controls
Analog output is needed to carry out PID control.In order to solve this problem, it is necessary to which designing one extends out analog quantity sampling and output module
Carry out multi-analog sampling and output, and sampled data be real-time transmitted to main control module, carry out corresponding data show with
Protection.
In order to solve the problems, such as present on, people are seeking a kind of preferable technical solution always.
The content of the invention
The purpose of this utility model is in view of the deficiencies of the prior art, so as to provide a kind of design science, highly practical, knot
Simple, at low cost, reliability the is high sampling expansion system for generator set controller of structure.
To achieve these goals, technical solution is used by the utility model：One kind is used for generator set controller
Sampling expansion system, including MCU controllers, CANBUS communication units, K-type thermocouple sampling module, PT100 sensor samples
Module, current sampling module and current output module, the MCU controllers receive the K-type thermocouple sampling module, institute respectively
The sample information of PT100 sensor sample modules and the current sampling module is stated, and the sample information is passed through described
CANBUS communication units are sent to generator set controller, and the MCU controllers are also according to the K-type thermocouple sampling module institute
The temperature information of acquisition controls the current output module to carry out electric current output.
Based on above-mentioned, the PT100 sensor sample modules include resistance R1, resistance R2, resistance R3, resistance R4, resistance
R5, resistance R6, resistance R7, resistance R8, resistance R9, resistance R10, resistance R11, capacitance C1, capacitance C2, capacitance C3, capacitance C4, electricity
Hold one end that C5, capacitance C6, operational amplifier U1A and operational amplifier put U1B, one end of the resistance R1 and the resistance R3
The other end for connecting power supply VCC1, the resistance R1 respectively passes sequentially through the resistance R2 and capacitance C2 ground connection, the electricity
The other end of resistance R3 passes through the in-phase input end of the resistance R5 connections operational amplifier U1B, one end of the capacitance C2
Also by the other end of the capacitance C1 connections resistance R3, the other end of the capacitance C2 also passes through the capacitance C3 connections
The other end of the resistance R3, the in-phase input end of the operational amplifier U1B are also grounded by the resistance R7；The resistance
The other end of R1 also passes through the inverting input of the resistance R4 connections operational amplifier U1B, the operational amplifier U1B
Output terminal by the inverting input of the resistance R6 connections operational amplifier U1B, the capacitance C4 is connected in parallel on described
The both ends of resistance R6；The output terminal of the operational amplifier U1B also passes through the resistance R8 connections operational amplifier U1A's
In-phase input end, the inverting input of the operational amplifier U1A are grounded by the resistance R9, the operational amplifier U1A
Output terminal connect one end of the resistance R11, the other end of the resistance R11 is as the PT100 sensor sample modules
Output terminal, the other end of the resistance R11 is also grounded by the capacitance C6, and the output terminal of the operational amplifier U1A is also
By the inverting input of the resistance R10 connections operational amplifier U1A, the capacitance C5 is connected in parallel on the resistance R10
Both ends；Wherein, one end of the other end of the resistance R3 and the capacitance C2 are respectively as the incoming end of PT100 sensors.
Based on above-mentioned, the K-type thermocouple sampling module includes K-type thermocouple sample circuit, modulus conversion chip and ratio
Compared with potential circuit, the K-type thermocouple sample circuit include resistance R12, resistance R13, resistance R14, resistance R15, resistance R16,
Resistance R17, resistance R18, resistance R19, resistance R20, resistance R21, resistance R22, capacitance C7, capacitance C8, capacitance C9, capacitance C10,
Capacitance C11, capacitance C12, capacitance C13, capacitance C14, diode D1, voltage-stabiliser tube D2, voltage-stabiliser tube D3 and amplification chip, the amplification
Chip model is AD85551, the model AD7731 of the modulus conversion chip；One end of the resistance R12 and the resistance
The other end that one end of R16 connects power supply VCC2, the resistance R12 respectively passes sequentially through the resistance R13, the resistance R14
It is grounded with the resistance R15, the other end of the resistance R12 is also grounded by the diode D1, and the resistance R16's is another
End is grounded by the resistance R17, and the resistance R14 is connected institute at the tie point of the resistance R15 by the resistance R18
2 pins of amplification chip are stated, one end of the voltage-stabiliser tube D2 connects the other end of the resistance R16, and the voltage-stabiliser tube D2's is another
One end is grounded, and the capacitance C7 is connected in parallel on the both ends of the voltage-stabiliser tube D2, and one end of the voltage-stabiliser tube D3 passes through the resistance R19
3 pins of the amplification chip, the other end ground connection of the voltage-stabiliser tube D3 are connected, the capacitance C9 is connected in parallel on the voltage-stabiliser tube D3
Both ends, one end of the voltage-stabiliser tube D2 also passes through one end of the capacitance C8 connections voltage-stabiliser tube D3；The amplification chip
3 pins be grounded by the capacitance C11,3 pins of the amplification chip pass through the resistance R20 connections power supply VCC3, institute
3 pins of amplification chip are stated also by 2 pins of the capacitance C12 connections amplification chip, 2 pins of the amplification chip
It is grounded by the capacitance C10,2 pins of the amplification chip also pass through 6 pipes of the resistance R21 connections amplification chip
Foot, the capacitance C13 are connected in parallel on the both ends of the resistance R21, the 7 pins connection power supply VCC2 of the amplification chip, the electricity
The one end for hindering R22 connects 6 pins of the amplification chip, and the other end of the resistance R22 connects the modulus conversion chip
10 pins, the other end of the resistance R22 are also grounded by the capacitance C14；Wherein, one end of the voltage-stabiliser tube D2 and described
One end of voltage-stabiliser tube D3 is respectively as the incoming end of K-type thermocouple；The comparison voltage circuit include resistance R23, resistance R24,
One end of capacitance C15 and capacitance C16, the resistance R23 connect power supply VCC2, and the other end of the resistance R23 passes through the electricity
R24 ground connection is hindered, the other end of the resistance R23 is also connected with 11 pins of the modulus conversion chip, and the resistance R23's is another
End is also grounded by the capacitance C15 and capacitance C16 respectively；The modulus conversion chip connects the MCU controllers.
Based on above-mentioned, the current output module includes analog-digital chip, resistance R25, capacitance C17, capacitance C18, steady
Pressure pipe D4, voltage-stabiliser tube D5, inductance L1, inductance L2 and triode Q1, the analog-digital chip model DAC161, the digital-to-analogue
Conversion chip connects the MCU controllers, and 9 pins of the analog-digital chip pass through the capacitance C17 and the electricity respectively
Hold the anode of C18 connection power supplys VCC4, one end of the inductance L1 connects 9 pins of the analog-digital chip, the inductance
The other end of L1 connects one end of the voltage-stabiliser tube D4, the cathode of one end connection power supply VCC4 of the inductance L2, the inductance
The other end of L2 connects one end of the voltage-stabiliser tube D5, and the other end of the voltage-stabiliser tube D4 connects the other end of the voltage-stabiliser tube D5
After be grounded, the collector of the triode Q1 connects the anode of the power supply VCC4, described in the base stage connection of the triode Q1
The 16 of analog-digital chip are crucial, and the emitter of the triode Q1 is grounded by the resistance R25；Wherein, the voltage-stabiliser tube
One end of D4 and one end of the voltage-stabiliser tube D5 are respectively as the output terminal of the current output module.
The utility model has substantive distinguishing features and progress compared with the prior art, and specifically, the utility model passes through K-type
Thermocouple sampling module, PT100 sensor sample modules, current sampling module realize extension sampling, and pass through electric current and export mould
Block realizes extension output, has the advantages that design science, highly practical, simple in structure, at low cost, reliability is high.
Description of the drawings
Fig. 1 is the structural schematic block diagram of the utility model.
Fig. 2 is the electrical block diagram of the PT100 sensor sample modules of the utility model.
Fig. 3 is the electrical block diagram of the utility model K-type thermocouple sampling module.
Fig. 4 is the electrical block diagram of the utility model current output module.
Specific embodiment
Below by specific embodiment, the technical solution of the utility model is described in further detail.
As shown in Figure 1, a kind of sampling expansion system for generator set controller, leads to including MCU controllers, CANBUS
Believe unit, K-type thermocouple sampling module, PT100 sensor sample modules, current sampling module and current output module, it is described
MCU controllers receive the K-type thermocouple sampling module, the PT100 sensor sample modules and the current sample respectively
The sample information of module, and the sample information is sent to generator set controller by the CANBUS communication units, institute
State the temperature information that MCU controllers are gathered also according to the K-type thermocouple sampling module control the current output module into
Row electric current exports.
In use, the K-type thermocouple sampling module, the PT100 sensor sample modules and the current sample mould
Block carries out different intelligence samples respectively as needed, and sample information is sent to the MCU controllers, the MCU controls
The sample information received is sent to generator set controller by device, realizes sampling extension, generator set controller is according to the K
The sample information of type thermocouple sampling module is instructed to the MCU controllers feedback control, described in the MCU controllers control
Current output module carries out electric current output, realizes output extension.In practice, the sampling extension system for being used for generator set controller
It unites expansible 2 tunnel K-type thermocouple sampling module, 8 road PT100 sensor sample modules, 3 tunnel current sampling modules and 3 road electric currents
Output module.
Preferably, as shown in Fig. 2, the PT100 sensor sample modules include resistance R1, resistance R2, resistance R3, resistance
R4, resistance R5, resistance R6, resistance R7, resistance R8, resistance R9, resistance R10, resistance R11, capacitance C1, capacitance C2, capacitance C3, electricity
Hold C4, capacitance C5, capacitance C6, operational amplifier U1A and operational amplifier and put U1B, one end of the resistance R1 and the resistance
The other end that one end of R3 connects power supply VCC1, the resistance R1 respectively passes sequentially through the resistance R2 and the capacitance C2 connects
Ground, the other end of the resistance R3 pass through the in-phase input end of the resistance R5 connections operational amplifier U1B, the capacitance
Also by the other end of the capacitance C1 connections resistance R3, the other end of the capacitance C2 also passes through the electricity for one end of C2
Hold the other end of the C3 connections resistance R3, the in-phase input end of the operational amplifier U1B is also grounded by the resistance R7；
The other end of the resistance R1 also passes through the inverting input of the resistance R4 connections operational amplifier U1B, the computing
The output terminal of amplifier U1B is by the inverting input of the resistance R6 connections operational amplifier U1B, and the capacitance C4 is simultaneously
It is associated in the both ends of the resistance R6；The output terminal of the operational amplifier U1B is also put by the resistance R8 connections computing
The in-phase input end of big device U1A, the inverting input of the operational amplifier U1A are grounded by the resistance R9, the computing
The output terminal of amplifier U1A connects one end of the resistance R11, and the other end of the resistance R11 is as the PT100 sensors
The output terminal of sampling module, the other end of the resistance R11 are also grounded by the capacitance C6, the operational amplifier U1A's
Also by the inverting input of the resistance R10 connections operational amplifier U1A, the capacitance C5 is connected in parallel on described output terminal
The both ends of resistance R10；Wherein, one end of the other end of the resistance R3 and the capacitance C2 are respectively as PT100 sensors
Incoming end.The both ends of PT100 sensors are respectively connected in Fig. 2 at PTA and PTB, sampled voltage inputs after two-stage is amplified
The MCU controllers.
Preferably, as shown in figure 3, the K-type thermocouple sampling module includes K-type thermocouple sample circuit, analog-to-digital conversion
Chip and comparison voltage circuit, the K-type thermocouple sample circuit include resistance R12, resistance R13, resistance R14, resistance R15,
Resistance R16, resistance R17, resistance R18, resistance R19, resistance R20, resistance R21, resistance R22, capacitance C7, capacitance C8, capacitance C9,
Capacitance C10, capacitance C11, capacitance C12, capacitance C13, capacitance C14, diode D1, voltage-stabiliser tube D2, voltage-stabiliser tube D3 and amplification chip,
The amplification chip model AD85551, the model AD7731 of the modulus conversion chip；One end of the resistance R12 and
The other end that one end of the resistance R16 connects power supply VCC2, the resistance R12 respectively passes sequentially through the resistance R13, described
Resistance R14 and resistance R15 ground connection, the other end of the resistance R12 are also grounded by the diode D1, the resistance
The other end of R16 is grounded by the resistance R17, passes through the resistance at the tie point of the resistance R14 and resistance R15
2 pins of the R18 connections amplification chip, one end of the voltage-stabiliser tube D2 connect the other end of the resistance R16, the voltage stabilizing
The other end ground connection of pipe D2, the capacitance C7 are connected in parallel on the both ends of the voltage-stabiliser tube D2, and one end of the voltage-stabiliser tube D3 passes through institute
3 pins of the resistance R19 connections amplification chip, the other end ground connection of the voltage-stabiliser tube D3 are stated, the capacitance C9 is connected in parallel on institute
The both ends of voltage-stabiliser tube D3 are stated, one end of the voltage-stabiliser tube D2 also passes through one end of the capacitance C8 connections voltage-stabiliser tube D3；Institute
3 pins for stating amplification chip are grounded by the capacitance C11, and 3 pins of the amplification chip pass through resistance R20 connections electricity
Source VCC3,3 pins of the amplification chip also pass through 2 pins of the capacitance C12 connections amplification chip, the amplification core
2 pins of piece are grounded by the capacitance C10, and 2 pins of the amplification chip also pass through the resistance R21 connections amplification
6 pins of chip, the capacitance C13 are connected in parallel on the both ends of the resistance R21, the 7 pins connection power supply of the amplification chip
One end of VCC2, the resistance R22 connect 6 pins of the amplification chip, and the other end of the resistance R22 connects the modulus
10 pins of conversion chip, the other end of the resistance R22 are also grounded by the capacitance C14；Wherein, the voltage-stabiliser tube D2
One end and one end of the voltage-stabiliser tube D3 are respectively as the incoming end of K-type thermocouple；The comparison voltage circuit includes resistance
R23, resistance R24, one end connection power supply VCC2 of capacitance C15 and capacitance C16, the resistance R23, the resistance R23's is another
End is grounded by the resistance R24, and the other end of the resistance R23 is also connected with 11 pins of the modulus conversion chip, described
The other end of resistance R23 is also grounded by the capacitance C15 and capacitance C16 respectively；The modulus conversion chip connects institute
State MCU controllers.In practice, the amplification chip and the modulus conversion chip respectively further comprise basic peripheral circuit.K-type
Thermocouple is accessed in Fig. 3 at KIN+ and KIN-, and sampled voltage inputs after amplification chip amplification after being filtered using RC
The modulus conversion chip, the modulus conversion chip is by MCU controllers described in transformed control source.
Preferably, as shown in figure 4, the current output module includes analog-digital chip, resistance R25, capacitance C17, electricity
Hold C18, voltage-stabiliser tube D4, voltage-stabiliser tube D5, inductance L1, inductance L2 and triode Q1, the analog-digital chip model DAC161,
The analog-digital chip connects the MCU controllers, and 9 pins of the analog-digital chip pass through the capacitance C17 respectively
The anode of power supply VCC4 is connected with the capacitance C18, one end of the inductance L1 connects 9 pins of the analog-digital chip,
The other end of the inductance L1 connects one end of the voltage-stabiliser tube D4, and one end of the inductance L2 connects the cathode of power supply VCC4,
The other end of the inductance L2 connects one end of the voltage-stabiliser tube D5, and the other end of the voltage-stabiliser tube D4 connects the voltage-stabiliser tube D5
The other end after be grounded, the collector of the triode Q1 connects the anode of the power supply VCC4, the base stage of the triode Q1
16 keys of the analog-digital chip are connected, the emitter of the triode Q1 is grounded by the resistance R25；Wherein, institute
State the output terminal of one end of voltage-stabiliser tube D4 and one end of the voltage-stabiliser tube D5 respectively as the current output module.The digital-to-analogue
Conversion chip further includes basic peripheral circuit.Control command is sent to the analog-digital chip by the MCU controllers
After being converted, by IO+ the and IO- output currents in Fig. 4.
Finally it should be noted that:Above example is only to illustrate the technical solution of the utility model rather than it is limited
System；Although the utility model is described in detail with reference to preferred embodiment, those of ordinary skill in the art should
Understand：It can still modify to specific embodiment of the present utility model or some technical characteristics are equally replaced
It changes；Without departing from the spirit of technical solutions of the utility model, should all cover in the claimed technical solution of the utility model
Among scope.
Claims (4)
1. a kind of sampling expansion system for generator set controller, it is characterised in that：Lead to including MCU controllers, CANBUS
Believe unit, K-type thermocouple sampling module, PT100 sensor sample modules, current sampling module and current output module, it is described
MCU controllers receive the K-type thermocouple sampling module, the PT100 sensor sample modules and the current sample respectively
The sample information of module, and the sample information is sent to generator set controller by the CANBUS communication units, institute
State the temperature information that MCU controllers are gathered also according to the K-type thermocouple sampling module control the current output module into
Row electric current exports.
2. the sampling expansion system according to claim 1 for generator set controller, it is characterised in that：It is described
PT100 sensor sample modules include resistance R1, resistance R2, resistance R3, resistance R4, resistance R5, resistance R6, resistance R7, resistance
R8, resistance R9, resistance R10, resistance R11, capacitance C1, capacitance C2, capacitance C3, capacitance C4, capacitance C5, capacitance C6, operation amplifier
Device U1A and operational amplifier put U1B, and one end of one end of the resistance R1 and the resistance R3 connect power supply VCC1, institute respectively
The other end for stating resistance R1 passes sequentially through the resistance R2 and capacitance C2 ground connection, and the other end of the resistance R3 passes through described
The in-phase input end of the resistance R5 connections operational amplifier U1B, one end of the capacitance C2 also pass through the capacitance C1 connections
The other end of the resistance R3, the other end of the capacitance C2 also by the other end of the capacitance C3 connections resistance R3,
The in-phase input end of the operational amplifier U1B is also grounded by the resistance R7；The other end of the resistance R1 also passes through institute
The inverting input of the resistance R4 connections operational amplifier U1B is stated, the output terminal of the operational amplifier U1B passes through the electricity
The inverting input of the R6 connections operational amplifier U1B is hindered, the capacitance C4 is connected in parallel on the both ends of the resistance R6；The fortune
The output terminal for calculating amplifier U1B also passes through the in-phase input end of the resistance R8 connections operational amplifier U1A, the computing
The inverting input of amplifier U1A is grounded by the resistance R9, and the output terminal of the operational amplifier U1A connects the resistance
One end of R11, the output terminal of the other end of the resistance R11 as the PT100 sensor sample modules, the resistance R11
The other end be also grounded by the capacitance C6, the output terminal of the operational amplifier U1A also passes through the resistance R10 connections institute
The inverting input of operational amplifier U1A is stated, the capacitance C5 is connected in parallel on the both ends of the resistance R10；Wherein, the resistance R3
The other end and the capacitance C2 one end respectively as PT100 sensors incoming end.
3. the sampling expansion system according to claim 1 for generator set controller, it is characterised in that：The K-type
Thermocouple sampling module includes K-type thermocouple sample circuit, modulus conversion chip and comparison voltage circuit, the K-type thermocouple
Sample circuit include resistance R12, resistance R13, resistance R14, resistance R15, resistance R16, resistance R17, resistance R18, resistance R19,
Resistance R20, resistance R21, resistance R22, capacitance C7, capacitance C8, capacitance C9, capacitance C10, capacitance C11, capacitance C12, capacitance C13,
Capacitance C14, diode D1, voltage-stabiliser tube D2, voltage-stabiliser tube D3 and amplification chip, the amplification chip model AD85551, the mould
The model AD7731 of number conversion chip；
One end of the resistance R12 and one end of the resistance R16 connect power supply VCC2, the other end of the resistance R12 respectively
The resistance R13, the resistance R14 and resistance R15 ground connection are passed sequentially through, the other end of the resistance R12 also passes through institute
Diode D1 ground connection is stated, the other end of the resistance R16 is grounded by the resistance R17, the resistance R14 and the resistance
Pass through 2 pins of the resistance R18 connections amplification chip, one end connection institute of the voltage-stabiliser tube D2 at the tie point of R15
The other end of resistance R16, the other end ground connection of the voltage-stabiliser tube D2 are stated, the capacitance C7 is connected in parallel on the two of the voltage-stabiliser tube D2
End, by 3 pins of the resistance R19 connections amplification chip, the voltage-stabiliser tube D3's is another for one end of the voltage-stabiliser tube D3
One end is grounded, and the capacitance C9 is connected in parallel on the both ends of the voltage-stabiliser tube D3, and one end of the voltage-stabiliser tube D2 also passes through the capacitance
One end of the C8 connections voltage-stabiliser tube D3；3 pins of the amplification chip are grounded by the capacitance C11, the amplification chip
3 pins by the resistance R20 connection power supplys VCC3,3 pins of the amplification chip also pass through the capacitance C12 connections institute
2 pins of amplification chip are stated, 2 pins of the amplification chip are grounded by the capacitance C10,2 pins of the amplification chip
Also by 6 pins of the resistance R21 connections amplification chip, the capacitance C13 is connected in parallel on the both ends of the resistance R21,
One end of 7 pins connection the power supply VCC2, the resistance R22 of the amplification chip connect 6 pins of the amplification chip, described
The other end of resistance R22 connects 10 pins of the modulus conversion chip, and the other end of the resistance R22 also passes through the capacitance
C14 is grounded；Wherein, one end of the voltage-stabiliser tube D2 and one end of the voltage-stabiliser tube D3 are respectively as the incoming end of K-type thermocouple；
One end that the comparison voltage circuit includes resistance R23, resistance R24, capacitance C15 and capacitance C16, the resistance R23 connects
The other end for meeting power supply VCC2, the resistance R23 is grounded by the resistance R24, and the other end of the resistance R23 is also connected with institute
11 pins of modulus conversion chip are stated, the other end of the resistance R23 also passes through the capacitance C15 and the capacitance C16 respectively
Ground connection；The modulus conversion chip connects the MCU controllers.
4. the sampling expansion system according to claim 1 for generator set controller, it is characterised in that：The electric current
Output module includes analog-digital chip, resistance R25, capacitance C17, capacitance C18, voltage-stabiliser tube D4, voltage-stabiliser tube D5, inductance L1, electricity
Feel L2 and triode Q1, the analog-digital chip model DAC161, the analog-digital chip connects the MCU controls
Device, 9 pins of the analog-digital chip are connected the anode of power supply VCC4 by the capacitance C17 with the capacitance C18 respectively,
One end of the inductance L1 connects 9 pins of the analog-digital chip, and the other end of the inductance L1 connects the voltage-stabiliser tube
One end of D4, the cathode of one end connection power supply VCC4 of the inductance L2, the other end of the inductance L2 connect the voltage-stabiliser tube
One end of D5, the other end of the voltage-stabiliser tube D4 are grounded after connecting the other end of the voltage-stabiliser tube D5, the collection of the triode Q1
Electrode connects the anode of the power supply VCC4, and the base stage of the triode Q1 connects 16 crucial, institutes of the analog-digital chip
The emitter for stating triode Q1 is grounded by the resistance R25；Wherein, one end of the voltage-stabiliser tube D4 and the voltage-stabiliser tube D5
One end is respectively as the output terminal of the current output module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721321389.5U CN207424586U (en) | 2017-10-14 | 2017-10-14 | For the sampling expansion system of generator set controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721321389.5U CN207424586U (en) | 2017-10-14 | 2017-10-14 | For the sampling expansion system of generator set controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207424586U true CN207424586U (en) | 2018-05-29 |
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ID=62311178
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201721321389.5U Active CN207424586U (en) | 2017-10-14 | 2017-10-14 | For the sampling expansion system of generator set controller |
Country Status (1)
| Country | Link |
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| CN (1) | CN207424586U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108809200A (en) * | 2018-08-27 | 2018-11-13 | 龙城电装（常州）有限公司 | Air Condition Compressor for Electric Vehicle PMSM Drive System |
| CN111487895A (en) * | 2019-01-29 | 2020-08-04 | 海天塑机集团有限公司 | Communication system of displacement sensor and controller |
-
2017
- 2017-10-14 CN CN201721321389.5U patent/CN207424586U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108809200A (en) * | 2018-08-27 | 2018-11-13 | 龙城电装（常州）有限公司 | Air Condition Compressor for Electric Vehicle PMSM Drive System |
| CN111487895A (en) * | 2019-01-29 | 2020-08-04 | 海天塑机集团有限公司 | Communication system of displacement sensor and controller |
| CN111487895B (en) * | 2019-01-29 | 2023-05-05 | 海天塑机集团有限公司 | Communication system of displacement sensor and controller |
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