CN207424605U - For the DC voltage measurement of diesel generating set and output expansion module - Google Patents
For the DC voltage measurement of diesel generating set and output expansion module Download PDFInfo
- Publication number
- CN207424605U CN207424605U CN201721549427.2U CN201721549427U CN207424605U CN 207424605 U CN207424605 U CN 207424605U CN 201721549427 U CN201721549427 U CN 201721549427U CN 207424605 U CN207424605 U CN 207424605U
- Authority
- CN
- China
- Prior art keywords
- resistance
- triode
- module
- power supply
- voltage
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Dc-Dc Converters (AREA)
Abstract
The utility model provides a kind of DC voltage measurement for diesel generating set and output expansion module, connect including MCU controllers and respectively the DC voltage acquisition module of the MCU controllers, LCD MODULE, dual power supply handover module, switching value output module and CANBUS communication modules, the voltage data that the DC voltage acquisition module collects is respectively sent to the LCD MODULE output display and is sent to expansion equipment by the CANBUS communication modules by the MCU controllers, the MCU controllers control the dual power supply handover module to carry out power supply switching also according to the size of the DC voltage detected, the MCU controllers also carry out output switch parameter by the switching value output module.This for diesel generating set DC voltage measurement and output expansion module has the advantages that design science, highly practical, simple in structure, easy to use, expanded compatibility is good.
Description
Technical field
The utility model is related to diesel generating set field, specifically, relate to a kind of for diesel generating set
DC voltage measurement and output expansion module.
Background technology
Large-scale diesel-driven generator requirement peculiar to vessel carries out multiple current detection protection, causes large-scale marine diesel oil generator prison
Since detection object is excessive so the port of DC voltage detection and the port of output switch parameter are inadequate when survey.Ordinary circumstance
Under be all to be overlapped using separation equipment, so cause reliability and stability very poor, so one kind is needed to can be achieved at the same time
In addition multi-channel DC voltage detecting and crystal display have the function of that output switch parameter, wiring are few and reliablely and stablely equipment is come
Realize this partial function.All it is to use dual power supply additionally, due to shipborne equipment, is all that the people on ship goes to see if all the way at present
Voltage is low to be manually switched to another way and goes to power, so pretty troublesome and unreliable.
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
Structure is simple, easy to use, expanded compatibility is good for the DC voltage measurement of diesel generating set and output expansion module.
To achieve these goals, technical solution is used by the utility model：It is a kind of for diesel generating set
DC voltage measurement and output expansion module connect including MCU controllers and respectively the DC voltage acquisition of the MCU controllers
Module, LCD MODULE, dual power supply handover module, switching value output module and CANBUS communication modules, the MCU controllers
The voltage data that the DC voltage acquisition module collects is respectively sent to the LCD MODULE output display and is led to
It crosses the CANBUS communication modules and is sent to expansion equipment, the MCU controllers are also according to the size of the DC voltage detected
The dual power supply handover module is controlled to carry out power supply switching, the MCU controllers are also carried out by the switching value output module
Output switch parameter.
Based on above-mentioned, the DC voltage acquisition module include resistance R4, resistance R5, resistance R6, resistance R7, resistance R8,
Resistance R9, resistance R10, resistance R11, resistance R12, resistance R13, capacitance C1, capacitance C2, capacitance C3 and operational amplifier U1, institute
The one end for stating resistance R9 passes sequentially through the resistance R5, the resistance R6 connects the anti-of the operational amplifier with the resistance R7
Phase input terminal, the other end of the resistance R9 passes sequentially through the resistance R10, the resistance R11 connects institute with the resistance R12
The in-phase input end of operational amplifier is stated, at the tie point of the resistance R9 and the resistance R5 and the resistance R9 and described
Also lead to respectively as the input terminal of DC voltage acquisition, the in-phase input end of the operational amplifier at the tie point of resistance R10
Cross the resistance R13 connection power supplys Vref, the capacitance C2 is connected in parallel on the resistance R13 both ends, the operational amplifier it is defeated
The MCU controllers are connected after the RC filter circuits that outlet is made up of the resistance R8 with the capacitance C2, the computing is put
For the output terminal of big device also by the inverting input of the resistance R4 connections operational amplifier, the capacitance C1 is connected in parallel on institute
State resistance R4 both ends.
Based on above-mentioned, the dual power supply handover module includes relay K1, relay K2, resistance R14, resistance R15, resistance
R16, resistance R17, resistance R18, diode D2, diode D3, diode D4, triode Q1, triode Q2, triode Q3 and light
Electric triode U1, power supply B2+ pass through coil one end of the diode D2 connections relay K1, the line of the relay K1
The collector that the other end connects the triode Q1 is enclosed, the diode D4 is connected in parallel on the coil both ends of the relay K1, institute
The coil one end for stating relay K1 is also connected with the emitter ground connection of power supply B21+, the triode Q1, the base of the triode Q1
Pole also passes sequentially through institute by the collector of the resistance R15 connections phototriode U1, the base stage of the triode Q1
It states resistance R15 and connects the power supply B21+ with the resistance R14；Coil one end of the relay K2 is also connected with the power supply
The coil other end of B21+, the relay K2 connect the collector of the triode Q2, and the diode D3 is connected in parallel on described
The coil both ends of relay K2, the emitter ground connection of the triode Q2, the base stage of the triode Q2 pass through the resistance R16
The collector of the phototriode U1 is connected, the base stage of the triode Q2 also passes sequentially through the resistance R16 and the electricity
Hinder the R14 connections power supply B21+；The emitter ground connection of the phototriode U1, base stage one end of the phototriode U1
By the resistance R17 connection power supplys VCC, the base stage other end of the phototriode U1 connects the current collection of the triode Q3
Pole, the emitter ground connection of the triode Q3, the base stage of the triode Q3 are controlled by the resistance R18 connections MCU
Device.
Based on above-mentioned, the switching value output module includes resistance R1, resistance R2, resistance R3, triode Q4, triode Q5
With voltage-stabiliser tube D1, the base stage of the triode Q4 passes through the resistance R3 connections MCU controllers, the hair of the triode Q4
Emitter grounding, by the resistance R1 connection power supplys B+, the base stage of the triode Q5 passes through the collector of the triode Q4
The collector of the resistance R2 connections triode Q4, the emitter connection power supply B+ of the triode Q5, the triode
The collector of Q5 is grounded by the voltage-stabiliser tube D1, and the collector of the triode Q5 is as output switch parameter end.
The utility model has substantive distinguishing features and progress, specifically, the extension of the utility model compared with the prior art
Module is communicated to connect by CANBUS communication modules and expansion equipment, each road voltage number that DC voltage acquisition module is collected
According to by LCD MODULE real-time display, MCU controllers control dual power supply to switch according to the size of the voltage detected, MCU
Controller exports switching value also according to the instruction control of expansion equipment, and high speed acquisition and the liquid crystal for realizing multichannel growth data are same
Step display, interface compatibility is good and safe and reliable, with design science, highly practical, simple in structure, easy to use, extension
The advantages of good compatibility.
Description of the drawings
Fig. 1 is the structure diagram of the utility model.
Fig. 2 is the electrical block diagram of the utility model DC voltage acquisition module.
Fig. 3 is the electrical block diagram of the utility model dual power supply handover module.
Fig. 4 is the electrical block diagram of the utility model switching value 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, it is a kind of for the DC voltage measurement of diesel generating set and output expansion module, it is controlled including MCU
Device processed and the DC voltage acquisition modules of the MCU controllers, LCD MODULE are connected respectively, dual power supply handover module, is opened
Measure output module and CANBUS communication modules, the voltage that the MCU controllers collect the DC voltage acquisition module in pass
Data are respectively sent to the LCD MODULE output and show and be sent to expansion equipment by the CANBUS communication modules,
The MCU controllers control the dual power supply handover module to carry out power supply switching also according to the size of the DC voltage detected,
The MCU controllers also carry out output switch parameter by the switching value output module.
In use, the DC voltage acquisition module gathers the voltage data of direct current in real time, the MCU controllers will connect
The voltage data received is sent to the liquid crystal display real-time display, and the voltage data also is sent to extension sets
It is standby, and output switch parameter is carried out by the switching value output module according to the instruction of expansion equipment.The MCU controllers also root
Power supply switching is carried out by the dual power supply handover module according to the voltage data detected.
Preferably, as shown in Fig. 2, the DC voltage acquisition module include resistance R4, resistance R5, resistance R6, resistance R7,
Resistance R8, resistance R9, resistance R10, resistance R11, resistance R12, resistance R13, capacitance C1, capacitance C2, capacitance C3 and operation amplifier
One end of device U1, the resistance R9 pass sequentially through the resistance R5, the resistance R6 connects the computing with the resistance R7 and puts
The inverting input of big device, the other end of the resistance R9 pass sequentially through the resistance R10, the resistance R11 and the resistance
At the tie point of the in-phase input end of the R12 connections operational amplifier, the resistance R9 and the resistance R5 and the electricity
It hinders at the tie point of the R9 and resistance R10 respectively as the input terminal of DC voltage acquisition, the same phase of the operational amplifier
For input terminal also by the resistance R13 connection power supplys Vref, the capacitance C2 is connected in parallel on the resistance R13 both ends, the computing
The MCU controllers are connected after the RC filter circuits that the output terminal of amplifier is made up of the resistance R8 with the capacitance C2,
The output terminal of the operational amplifier also passes through the inverting input of the resistance R4 connections operational amplifier, the capacitance
C1 is connected in parallel on the resistance R4 both ends.
Preferably, as shown in figure 3, the dual power supply handover module includes relay K1, relay K2, resistance R14, resistance
R15, resistance R16, resistance R17, resistance R18, diode D2, diode D3, diode D4, triode Q1, triode Q2, three poles
Pipe Q3 and phototriode U1, power supply B2+ pass through coil one end of the diode D2 connections relay K1, the relay
The coil other end of device K1 connects the collector of the triode Q1, and the diode D4 is connected in parallel on the coil of the relay K1
Both ends, coil one end of the relay K1 are also connected with the emitter ground connection of power supply B21+, the triode Q1, the triode
The base stage of Q1 is by the collector of the resistance R15 connections phototriode U1, and the base stage of the triode Q1 is also successively
The power supply B21+ is connected with the resistance R14 by the resistance R15；Coil one end of the relay K2 is also connected with described
The coil other end of power supply B21+, the relay K2 connect the collector of the triode Q2, and the diode D3 is connected in parallel on
The coil both ends of the relay K2, the emitter ground connection of the triode Q2, the base stage of the triode Q2 pass through the electricity
The collector of the R16 connections phototriode U1 is hindered, the base stage of the triode Q2 also passes sequentially through the resistance R16 and institute
State the resistance R14 connections power supply B21+；The emitter ground connection of the phototriode U1, the base stage of the phototriode U1
One end connects the triode Q3's by the resistance R17 connection power supplys VCC, the base stage other end of the phototriode U1
Collector, the emitter ground connection of the triode Q3, the base stage of the triode Q3 pass through the resistance R18 connections MCU
Controller.
Preferably, as shown in figure 4, the switching value output module include resistance R1, resistance R2, resistance R3, triode Q4,
The base stage of triode Q5 and voltage-stabiliser tube D1, the triode Q4 pass through the resistance R3 connections MCU controllers, three pole
The emitter ground connection of pipe Q4, the collector of the triode Q4 by the resistance R1 connection power supplys B+, the triode Q5's
Base stage passes through the collector of the resistance R2 connections triode Q4, the emitter connection power supply B+ of the triode Q5, institute
The collector for stating triode Q5 is grounded by the voltage-stabiliser tube D1, and the collector of the triode Q5 is as output switch parameter end.
Wherein, the triode Q5 is PNP type triode.
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)
- It is 1. a kind of for the DC voltage measurement of diesel generating set and output expansion module, it is characterised in that：It is controlled including MCU Device and DC voltage acquisition module, LCD MODULE, dual power supply handover module, the switch for connecting the MCU controllers respectively Measure output module and CANBUS communication modules, the voltage number that the MCU controllers collect the DC voltage acquisition module It shows according to LCD MODULE output is respectively sent to and expansion equipment is sent to by the CANBUS communication modules, institute The size that MCU controllers are stated also according to the DC voltage detected controls the dual power supply handover module to carry out power supply switching, institute It states MCU controllers and output switch parameter is also carried out by the switching value output module.
- It is 2. according to claim 1 for the DC voltage measurement of diesel generating set and output expansion module, feature It is：The DC voltage acquisition module includes resistance R4, resistance R5, resistance R6, resistance R7, resistance R8, resistance R9, resistance R10, resistance R11, resistance R12, resistance R13, capacitance C1, capacitance C2, capacitance C3 and operational amplifier U1, the one of the resistance R9 End passes sequentially through the resistance R5, the resistance R6 connects the inverting input of the operational amplifier, institute with the resistance R7 The other end for stating resistance R9 passes sequentially through the resistance R10, the resistance R11 connects the operation amplifier with the resistance R12 At the tie point of the in-phase input end of device, the resistance R9 and the resistance R5 and the resistance R9 and resistance R10 Also pass through the resistance respectively as the input terminal of DC voltage acquisition, the in-phase input end of the operational amplifier at tie point R13 connection power supplys Vref, the capacitance C2 are connected in parallel on the resistance R13 both ends, and the output terminal of the operational amplifier passes through institute The MCU controllers, the output of the operational amplifier are connected after stating the RC filter circuits that resistance R8 is formed with the capacitance C2 Also by the inverting input of the resistance R4 connections operational amplifier, the capacitance C1 is connected in parallel on the resistance R4 two at end End.
- It is 3. according to claim 1 for the DC voltage measurement of diesel generating set and output expansion module, feature It is：The dual power supply handover module include relay K1, relay K2, resistance R14, resistance R15, resistance R16, resistance R17, Resistance R18, diode D2, diode D3, diode D4, triode Q1, triode Q2, triode Q3 and phototriode U1, Power supply B2+ passes through coil one end of the diode D2 connections relay K1, the coil other end company of the relay K1 The collector of the triode Q1 is connect, the diode D4 is connected in parallel on the coil both ends of the relay K1, the relay K1 Coil one end be also connected with the emitter ground connection of power supply B21+, the triode Q1, the base stage of the triode Q1 passes through described The collector of the resistance R15 connections phototriode U1, the base stage of the triode Q1 also pass sequentially through the resistance R15 and The resistance R14 connections power supply B21+；Coil one end of the relay K2 is also connected with the power supply B21+, the relay The coil other end of device K2 connects the collector of the triode Q2, and the diode D3 is connected in parallel on the coil of the relay K2 Both ends, the emitter ground connection of the triode Q2, the base stage of the triode Q2 pass through the resistance R16 connections photoelectricity three The collector of pole pipe U1, the base stage of the triode Q2 also pass sequentially through the resistance R16 and connect the electricity with the resistance R14 Source B21+；The emitter ground connection of the phototriode U1, base stage one end of the phototriode U1 passes through the resistance R17 The base stage other end for connecting power supply VCC, the phototriode U1 connects the collector of the triode Q3, the triode Q3 Emitter ground connection, the base stage of the triode Q3 passes through the resistance R18 connections MCU controllers.
- It is 4. according to claim 1 for the DC voltage measurement of diesel generating set and output expansion module, feature It is：The switching value output module includes resistance R1, resistance R2, resistance R3, triode Q4, triode Q5 and voltage-stabiliser tube D1, The base stage of the triode Q4 is grounded by the resistance R3 connections MCU controllers, the emitter of the triode Q4, institute The collector of triode Q4 is stated by the resistance R1 connection power supplys B+, the base stage of the triode Q5 is connected by the resistance R2 The collector of the triode Q4, the emitter connection power supply B+ of the triode Q5 are connect, the collector of the triode Q5 leads to The voltage-stabiliser tube D1 ground connection is crossed, the collector of the triode Q5 is as output switch parameter end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721549427.2U CN207424605U (en) | 2017-11-20 | 2017-11-20 | For the DC voltage measurement of diesel generating set and output expansion module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721549427.2U CN207424605U (en) | 2017-11-20 | 2017-11-20 | For the DC voltage measurement of diesel generating set and output expansion module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207424605U true CN207424605U (en) | 2018-05-29 |
Family
ID=62302705
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721549427.2U Active CN207424605U (en) | 2017-11-20 | 2017-11-20 | For the DC voltage measurement of diesel generating set and output expansion module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207424605U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112713827A (en) * | 2020-12-31 | 2021-04-27 | 深圳市品鼎科技有限公司 | Generator set expander control system |
-
2017
- 2017-11-20 CN CN201721549427.2U patent/CN207424605U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112713827A (en) * | 2020-12-31 | 2021-04-27 | 深圳市品鼎科技有限公司 | Generator set expander control system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205584024U (en) | Take switching power supply circuit of excess temperature protection | |
| CN103389407A (en) | Mains supply detecting device | |
| CN107807272A (en) | Single-phase alternating current zero cross detection circuit and detection method based on transformer isolation | |
| CN207424605U (en) | For the DC voltage measurement of diesel generating set and output expansion module | |
| CN106505882A (en) | A kind of high_voltage isolation detection control circuit of high-frequency and high-voltage power supply | |
| CN105634025A (en) | Grid-connected inversion device in direct current microgrid | |
| CN103944168A (en) | High-power power quality comprehensive compensation device | |
| CN203941243U (en) | A kind of three-phase electric power open phase testing circuit | |
| CN102830266A (en) | Phase discriminating circuit of residual current phase | |
| CN206832896U (en) | A kind of three-phase power input phase-loss detection circuit | |
| CN206148999U (en) | Charger with adjustable take voltage of current -limiting protection | |
| CN206293878U (en) | A kind of action protecting device of Intelligent Measurement residual current | |
| CN106787048A (en) | Possesses the charger of automatic identification input voltage function | |
| CN104316765B (en) | A kind of power network nuclear phase signal generator | |
| CN208675263U (en) | Interchanger with protective effect | |
| CN207454883U (en) | A kind of MBUS control circuits for temperature-sensing valve | |
| CN110161432A (en) | A kind of aviation AC supply voltage Acquisition Circuit | |
| CN207600750U (en) | For the alternating voltage of diesel generating set and row's temperature measurement expansion module | |
| CN207424604U (en) | For the measurement of diesel generating set and output expansion module | |
| CN205317924U (en) | Three -phase smart meter carrier wave port testing arrangement | |
| CN108400729A (en) | A kind of three-phase brushless motor intelligent controller | |
| CN209198534U (en) | A kind of zero cross detection circuit and device | |
| CN203786221U (en) | Energy efficiency data acquisition terminal possessing two RS485 interfaces | |
| CN208337413U (en) | A kind of small power DC high pressure generator based on ZVS circuit | |
| CN209313720U (en) | A kind of frequency converter electrification circuit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |