CN209433695U - DCS controls actual training device - Google Patents
DCS controls actual training device Download PDFInfo
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- CN209433695U CN209433695U CN201820658422.1U CN201820658422U CN209433695U CN 209433695 U CN209433695 U CN 209433695U CN 201820658422 U CN201820658422 U CN 201820658422U CN 209433695 U CN209433695 U CN 209433695U
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- water tank
- instrument
- dcs
- training device
- actual training
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Abstract
The utility model proposes a kind of DCS to control actual training device, it is suitable for engineering experimental exercising teaching, including water tank I, water tank II, heating boiler, high water tank, middle position water tank, lower water box I and lower water box II, the water outlet of the water tank I passes through switch pump and pipeline I and high water tank, middle position water tank is connected to lower water box I, the water outlet of the water tank II passes through variable frequency pump and pipeline II and II connection of heating boiler and lower water box, it further include being set to the matched thermometric instrument of DCS control actual training device, flow instrument, liquid level instrument, pressure gauge and executive device；The utility model can realize simple control system, cascade control system, ratio control system, equal control system, selection control system, Staged cotrol system, safety instrumented systems.Realize that various instrument flexibly construct detection system or control system, including from display instrument on the spot to remote transmission instrument, from primary instrument to secondary meter；Have the big thermal technology of liquid level, flow, temperature, pressure etc. four and measures detecting and control of parameter.
Description
Technical field
The utility model relates to teaching experimental equipment technical fields, control actual training device more particularly, to a kind of DCS.
Background technique
DCS system (DIstributed Control System, scattered control system) is as modern large scale industry is raw
The continuous increasingly complicated complex control system come into being risen with process control requirements of automation is produced, it is computer skill
The product that art, system control technique, network communications technology and multimedia technology combine, it is possible to provide the man-machine interface of window close friend
With powerful communication function.It is the sophisticated equipment of complete process control, process management.
Since DCS system is complex, the control of many kinds of parameters is needed to be grasped in learning process, and prototype is usually not
Suitable for practice teaching, therefore urgently invent a kind of DCS control actual training device.
Utility model content
In view of this, to solve the above-mentioned problems, the utility model proposes a kind of DCS to control actual training device, it is suitable for teaching
Learn real training.
The utility model solves above-mentioned technical problem by following technological means:
DCS controls actual training device, including water tank I, water tank II, heating boiler, high water tank, middle position water tank, low level
Water tank I and lower water box II, the water outlet of the water tank I pass through switch pump and pipeline I and high water tank, middle position water tank and low
Position water tank I is connected to, and the water outlet of the water tank II passes through variable frequency pump and pipeline II and II connection of heating boiler and lower water box,
It further include that thermometric instrument, flow instrument, liquid level instrument, pressure gauge and the control being set in DCS control actual training device execute
Device.
Further, the thermometric instrument is set on heating boiler, including thermal resistance and bimetallic thermometer.
Further, the liquid level instrument is pressure type liquid level transmitter, is respectively arranged at water tank I, water tank II, heating
On boiler, high water tank, middle position water tank, lower water box I and lower water box II.
Further, the flow instrument includes electromagnetic flowmeter and turbine flowmeter, is respectively arranged at switch pump and frequency conversion
The water outlet of pump.
Further, the pressure gauge is pressure transmitter, is respectively arranged at the water outlet of switch pump and variable frequency pump.
Further, the control executive device includes electric control valve and pneumatic control valve, be respectively arranged at switch pump and
The water outlet of variable frequency pump.
The utility model has the beneficial effects that the DCS control actual training device of the utility model has the advantages that structure letter
It is single, it can include that flow, pressure, liquid level, temperature four are big with the control program in a variety of industrial productions of simulated implementation, controlled parameter
Thermal parameter.Achievable control program includes simple control system, cascade control system, ratio control system, uniformly control
System processed, selection control system, Staged cotrol system, safety instrumented systems.It realizes and detection system is flexibly constructed to various instrument
System or control system, including from display instrument on the spot to remote transmission instrument, from primary instrument to secondary meter；Have liquid level, flow,
The Detection & Controling of the big thermal technology of temperature, pressure etc. four amount.
Detailed description of the invention
The utility model is further described with reference to the accompanying drawings and examples.
Fig. 1 shows the structural schematic diagram of DCS control actual training device.
Specific embodiment
The utility model is described in detail below with reference to attached drawing.
Actual training device, including I V106 of water tank, II V101 of water tank, heating boiler are controlled referring to Fig. 1, the present embodiment DCS
R101, high water tank V103, middle position water tank V104, I V105 of lower water box and II V102 of lower water box and corresponding thermometer
Table, flow instrument, liquid level instrument, pressure gauge and control executive device, are divided into two water circuit systems, are main material system respectively
With secondary material system.
The water outlet of I V106 of water tank of main material system is provided with switch pump P102, and the water outlet for switching pump passes through pipe
Road I connects the water inlet of high water tank V103, I V105 of middle position water tank V104 and lower water box, and the pipeline I includes being connected to out
It closes the main line of the water outlet of pump and be separately connected I V105 of high water tank V103, middle position water tank V104 and lower water box enters water
Mouthful bye-pass, be provided with electromagnetic flowmeter, pressure transmitter and pneumatic control valve on main line, the pneumatic control valve is also
Multiple valves have been set as needed on pipeline I in one direct piping in parallel.
Main material system may be constructed three-tank water-level Control System, double volume tank level control system forms cascade control system,
The single loop control systems such as pressure, liquid level, flow, interlocking protective system and safety instrumented systems can also be constituted.
The water outlet of II V101 of water tank of secondary material system is provided with variable frequency pump P101, and the water outlet of variable frequency pump p101 is logical
The water inlet that pipeline II connects heating boiler R101 and II V102 of lower water box is crossed, the pipeline II includes being connected to variable frequency pump
The bye-pass of the main line of the water outlet of P101 and the water inlet for being separately connected II V102 of heating boiler R101 and lower water box, it is main
It is provided with turbine flowmeter, pressure transmitter and electric control valve on pipeline, there are one in parallel straight for the electric control valve
It threads a pipe, multiple valves has been set as needed on pipeline II.Heating boiler R101 is provided with thermal resistance and bimetallic thermometer
Equal thermometric instruments.
Material by variable frequency pump is squeezed into heating boiler and lower water box by secondary material system, and composed cascade controls again, can be with
Constitute pressure, liquid level, the frequency control of flow, temperature single loop control system, flow pump.
The liquid level instrument is pressure type liquid level transmitter, is respectively arranged at water tank I, water tank II, heating boiler, height
On position water tank, middle position water tank, lower water box I and lower water box II.
Major-minor material system opens the independent pressure of achievable two-way, liquid level, flow control adjusting, two close cycles flow ratio
Control loop, liquid level of flux equal control circuit, selection control loop, Staged cotrol circuit.
Finally, it is stated that above embodiments are merely intended for describing the technical solutions of the present application, but not for limiting the present application, although ginseng
The utility model is described in detail according to preferred embodiment, those skilled in the art should understand that, it can be to this
The technical solution of utility model is modified or replaced equivalently, without departing from the objective and model of technical solutions of the utility model
It encloses, should all cover in the scope of the claims of the utility model.
Claims (6)
1.DCS controls actual training device, it is characterised in that: including water tank I, water tank II, heating boiler, high water tank, middle position
Water tank, lower water box I and lower water box II, the water outlet of the water tank I by switch pump and pipeline I and high water tank, in
Position water tank is connected to lower water box I, and the water outlet of the water tank II passes through variable frequency pump and pipeline II and heating boiler and low level
II connection of water tank further includes the thermometric instrument being set in DCS control actual training device, flow instrument, liquid level instrument, pressure gauge
With control executive device.
2. DCS as described in claim 1 controls actual training device, it is characterised in that: the thermometric instrument is set to heating boiler
On, including thermal resistance and bimetallic thermometer.
3. DCS as described in claim 1 controls actual training device, it is characterised in that: the liquid level instrument is pressure type liquid level change
Device is sent, water tank I, water tank II, heating boiler, high water tank, middle position water tank, lower water box I and low level water are respectively arranged at
On case II.
4. DCS as described in claim 1 controls actual training device, it is characterised in that: the flow instrument includes electromagnetic flowmeter
And turbine flowmeter, it is respectively arranged at the water outlet of switch pump and variable frequency pump.
5. DCS as described in claim 1 controls actual training device, it is characterised in that: the pressure gauge is pressure transmitter, point
It is not set to the water outlet of switch pump and variable frequency pump.
6. DCS according to any one of claims 1 to 5 controls actual training device, it is characterised in that: the control executive device
Including electric control valve and pneumatic control valve, it is respectively arranged at the water outlet of switch pump and variable frequency pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820658422.1U CN209433695U (en) | 2018-05-04 | 2018-05-04 | DCS controls actual training device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820658422.1U CN209433695U (en) | 2018-05-04 | 2018-05-04 | DCS controls actual training device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209433695U true CN209433695U (en) | 2019-09-24 |
Family
ID=68000393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820658422.1U Expired - Fee Related CN209433695U (en) | 2018-05-04 | 2018-05-04 | DCS controls actual training device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209433695U (en) |
-
2018
- 2018-05-04 CN CN201820658422.1U patent/CN209433695U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190924 Termination date: 20200504 |
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| CF01 | Termination of patent right due to non-payment of annual fee |