CN204009434U - Solid electric heater unit control system based on Labview - Google Patents
Solid electric heater unit control system based on Labview Download PDFInfo
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- CN204009434U CN204009434U CN201420230017.1U CN201420230017U CN204009434U CN 204009434 U CN204009434 U CN 204009434U CN 201420230017 U CN201420230017 U CN 201420230017U CN 204009434 U CN204009434 U CN 204009434U
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- 239000007787 solid Substances 0.000 title claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 37
- 238000010438 heat treatment Methods 0.000 claims abstract description 18
- 238000001514 detection method Methods 0.000 claims abstract description 4
- 230000006870 function Effects 0.000 description 11
- 238000007639 printing Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000007405 data analysis Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000008571 general function Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000012549 training Methods 0.000 description 2
- 238000013473 artificial intelligence Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000004870 electrical engineering Methods 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 238000005338 heat storage Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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Abstract
The utility model proposes a kind of solid electric heater unit control system based on Labview, comprising: pick-up unit, described pick-up unit is for detection of the pressure of solid heating arrangement, the water delivering orifice temperature of heat exchanger and water inlet temperature; Actuator, described actuator is for driving respectively described adjustable speed blower fan, pressure control valve and water intaking valve according to fan speed regulation signal, pressure controling signal and water intaking valve control signal; Controller, described controller is connected with described actuator with described pick-up unit respectively, for the pressure of described solid heating arrangement that detects according to described pick-up unit, the water delivering orifice temperature of heat exchanger and water inlet temperature generate described fan speed regulation signal, pressure controling signal and water intaking valve control signal.This control system can be controlled solid electric heater unit automatically safely and reliably, guarantees that solid electric heater unit moves safely and reliably.
Description
Technical field
The utility model relates to electrical engineering technical field, particularly a kind of solid electric heater unit control system based on Labview.
Background technology
Traditional heating boiler is all coal-burning boiler, and its initial cost is less, and heating cost is also lower, but very serious to atmospheric pollution, and country determines in big and medium-sized cities progressively to eliminate existing coal-burning boiler; Although adopt fuel oil, combustion gas can reduce atmospheric pollution level, heating operation expense is very high.And the higher main cause of electric boiler operating cost is that the electricity charge are higher.If can reduce the electricity charge, electric boiler operating cost also will correspondingly reduce.The appearance of Peak-valley TOU power price has brought opportunity to the development of electric boiler and the application of electric heat-storage technology.
During electric low ebb, unit utilizes cheap trough-electricity Automatic-heating at night, convert electric energy to heat energy and be stored in thermal store, according to user's heat demand progressively automatic control discharge, by after the cool water heating of input, multi-period, regularly, arbitrary temp output.Traditional control system is poor owing to cooperatively interacting between closure, instrument; Hardware price is expensive, generally cannot mutually utilize, and upgrade cost is higher, and upgrading must be made house calls between instrument; Function singleness, can only connect limited autonomous device, and instrumental function only has producer to define; Development and maintenance expense is high, and the technology innovation cycle is long.
Utility model content
The utility model is intended at least one of solve the problems of the technologies described above.
For this reason, the purpose of this utility model is to propose a kind of solid electric heater unit control system based on Labview.This control system can be controlled solid electric heater unit automatically safely and reliably, guarantees that solid electric heater unit moves safely and reliably.
To achieve these goals, the embodiment of the utility model first aspect has proposed a kind of solid electric heater unit control system based on Labview, described solid electric heater unit comprises heating resistor, speed adjustable fan, thermal store and heat exchanger, described control system comprises: pick-up unit, and described pick-up unit is for detection of the pressure of solid heating arrangement, the water delivering orifice temperature of heat exchanger and water inlet temperature; Actuator, described actuator is for driving respectively described adjustable speed blower fan, pressure control valve and water intaking valve according to fan speed regulation signal, pressure controling signal and water intaking valve control signal; Controller, described controller is connected with described actuator with described pick-up unit respectively, for the pressure of described solid heating arrangement that detects according to described pick-up unit, the water delivering orifice temperature of heat exchanger and water inlet temperature generate described fan speed regulation signal, pressure controling signal and water intaking valve control signal.
The beneficial effects of the utility model are:
1, operation interface figure, operating process is simple, directly perceived, and user only need can operate through simple training;
2, with demonstration each control point real-time measurement values and historical data of form and curve mode;
3, provide the functions such as trend curve, data sheet, overload alarm, can expand according to application requirements;
4, any one day, the data in January, a year can be inquired about, and the demonstration of chart and figure mode and printing can be carried out;
5, the bound alarming value of each control point can be set, and record alarming value, can inquire about alarm history record, when tested value surpasses bound alarming value, can easily realize unmanned by acousto-optic, automatic speech alarming, note;
6, data export function, can external mobile memory device or printing device executing data export function;
7, network edition function can realize long-range strange land multi-user and uses simultaneously;
8, operating personnel need authorize just can enquiry of historical data, carry out the operations such as data analysis, printing.
Additional aspect of the present utility model and advantage in the following description part provide, and part will become obviously from the following description, or recognize by practice of the present utility model.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present utility model and advantage accompanying drawing below combination obviously and is easily understood becoming the description of embodiment, wherein:
Fig. 1 is control principle drawing of the present utility model;
Fig. 2 is system construction drawing of the present utility model;
Fig. 3 is general function block diagram of the present utility model;
Fig. 4 is temperature point arrangenent diagram of the present utility model;
Fig. 5 is control system workflow diagram of the present utility model; And
Fig. 6 is the monitoring interface figure based on LabView of the present utility model.
Embodiment
Describe embodiment of the present utility model below in detail, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Below by the embodiment being described with reference to the drawings, be exemplary, only for explaining the utility model, and can not be interpreted as restriction of the present utility model.
In description of the present utility model, it will be appreciated that, term " " center ", " longitudinally ", " laterally ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", orientation or the position relationship of indications such as " outward " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, rather than device or the element of indication or hint indication must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as restriction of the present utility model.In addition, term " first ", " second " be only for describing object, and can not be interpreted as indication or hint relative importance.
In description of the present utility model, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and for example, can be to be fixedly connected with, and can be also to removably connect, or connect integratedly; Can be mechanical connection, can be to be also electrically connected to; Can be to be directly connected, also can indirectly be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, can concrete condition understand the concrete meaning of above-mentioned term in the utility model.
In conjunction with shown in Fig. 1 to 6, the technical solution of the utility model is: solid electric heater unit comprises heating resistor, adjustable speed blower fan, thermal store and heat exchanger.By gathering the temperature of thermal store, control the rotating speed of adjustable speed blower fan, to regulate the size of its output wind speed, during quantity of heat given up, the wind of adjustable speed blower fan output is opened open-type blind, by the gap in thermal store, blow to heat exchanger, hot-air raises the water temperature of heat exchanger, heats, simultaneously to realize, the air that reduces temperature is back to thermal store in the air channel in outer wall again, absorbs heat energy.Gather the temperature of heat exchanger water delivering orifice and water inlet, control the inlet valve of water inlet, realize water delivering orifice water temperature adjustable.Gather unit internal pressure, controlled pressure by-pass valve control, realizes the safe operation of equipment.The data that collect can show in real time at Labview monitoring interface, and control mode is divided into automatically and manual two kinds, realizes equipment unmanned and Long-distance Control.
Wherein, control system comprises: pick-up unit, and described pick-up unit is for detection of the pressure of solid heating arrangement, the water delivering orifice temperature of heat exchanger and water inlet temperature; Actuator, described actuator is for driving respectively described adjustable speed blower fan, pressure control valve and water intaking valve according to fan speed regulation signal, pressure controling signal and water intaking valve control signal; Controller, described controller is connected with described actuator with described pick-up unit respectively, for the pressure of described solid heating arrangement that detects according to described pick-up unit, the water delivering orifice temperature of heat exchanger and water inlet temperature generate described fan speed regulation signal, pressure controling signal and water intaking valve control signal.Wherein, pick-up unit comprises pressure transducer and temperature sensor.Controller is single-chip microcomputer.
The utility model adopts autonomous learning-pid control algorithm, and control chart as shown in Figure 1, for carry out temperature control under the condition of larger temperature controlling range, has been obtained good temperature control effect.The compound control of autonomous learning-PID both had artificial intelligence flexibly, respond fast and adaptable feature, have advantages of that again PID control accuracy is high, the strong and good dynamic property of robustness, has embodied the autonomous learning characteristic of robot.In parameter, change greatly and have while interference still can obtain good control effect.
Present embodiment based on LabVIEW platform, as shown in Figure 2, as shown in Figure 3, control system workflow diagram as shown in Figure 5, comprises the following steps general function block diagram system construction drawing:
Step 1: the real-time voltage value of the temperature collection circuit reading in data collecting card, the treated real time temperature that converts to, compares with preset upper limit temperature value, if enter step 2 higher than preset upper limit value, enters step 3 lower than preset upper limit value.The layout of temperature point as shown in Figure 4.
Step 2: stop heating and tuning up inlet valve.
Step 3: the real time temperature converting to and default lower limit temperature compare, if return to step 1 higher than default lower limit, enters step 4. lower than default lower limit
Step 4: close inlet valve, increase the voltage on heating arrangement.
Fig. 6 is the monitoring interface based on LabVIEW, in 1 temperature upper limit and the lower limit that system can be set, click start after system just bring into operation; In 2, show current time and system operation time; In 3, can demonstrate in real time mouth of a river temperature and water inlet temperature; In 4, can demonstrate the real-time curve of mouth of a river temperature and water inlet temperature; In 5, can regulate the speed of blower fan, the speed of blower fan is divided automatically and manual two kinds of control modes; In 6, displays temperature surmounts the upper limit and lower than the alarm times of lower limit; In 7, show pressure gauge reading and valve gauge tap.
The beneficial effects of the utility model are:
1, operation interface figure, operating process is simple, directly perceived, and user only need can operate through simple training;
2, with demonstration each control point real-time measurement values and historical data of form and curve mode;
3, provide the functions such as trend curve, data sheet, overload alarm, can expand according to application requirements;
4, any one day, the data in January, a year can be inquired about, and the demonstration of chart and figure mode and printing can be carried out;
5, the bound alarming value of each control point can be set, and record alarming value, can inquire about alarm history record, when tested value surpasses bound alarming value, can easily realize unmanned by acousto-optic, automatic speech alarming, note;
6, data export function, can external mobile memory device or printing device executing data export function;
7, network edition function can realize long-range strange land multi-user and uses simultaneously;
8, operating personnel need authorize just can enquiry of historical data, carry out the operations such as data analysis, printing.
In the description of this instructions, reference term " embodiment ", " some embodiment ", " example ", " concrete example " or " some examples;, specific features, structure, material or feature that the description waiting means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present utility model or example.In this manual, the schematic statement of above-mentioned term is not necessarily referred to identical embodiment or example.And the specific features of description, structure, material or feature can be with suitable mode combinations in any one or more embodiment or example.
Although illustrated and described embodiment of the present utility model, those having ordinary skill in the art will appreciate that: in the situation that not departing from principle of the present utility model and aim, can carry out multiple variation, modification, replacement and modification to these embodiment, scope of the present utility model is by claim and be equal to and limit.
Claims (3)
1. the solid electric heater unit control system based on Labview, is characterized in that, described solid electric heater unit comprises heating resistor, speed adjustable fan, thermal store and heat exchanger, and described control system comprises:
Pick-up unit for detection of the pressure of solid heating arrangement, the water delivering orifice temperature of heat exchanger and water inlet temperature;
Actuator, described actuator drives respectively described adjustable speed blower fan, pressure control valve and water intaking valve according to fan speed regulation signal, pressure controling signal and water intaking valve control signal;
Controller, described controller is connected with described actuator with described pick-up unit respectively, for the pressure of described solid heating arrangement that detects according to described pick-up unit, the water delivering orifice temperature of heat exchanger and water inlet temperature generate described fan speed regulation signal, pressure controling signal and water intaking valve control signal.
2. system according to claim 1, is characterized in that, described pick-up unit comprises pressure transducer and temperature sensor.
3. system according to claim 1, is characterized in that, described controller is single-chip microcomputer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420230017.1U CN204009434U (en) | 2014-05-07 | 2014-05-07 | Solid electric heater unit control system based on Labview |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420230017.1U CN204009434U (en) | 2014-05-07 | 2014-05-07 | Solid electric heater unit control system based on Labview |
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| CN204009434U true CN204009434U (en) | 2014-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420230017.1U Expired - Lifetime CN204009434U (en) | 2014-05-07 | 2014-05-07 | Solid electric heater unit control system based on Labview |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105091334A (en) * | 2014-05-07 | 2015-11-25 | 沈阳蓝昊新能源有限公司 | Solid-electrical-heating device control system based on Labview |
-
2014
- 2014-05-07 CN CN201420230017.1U patent/CN204009434U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105091334A (en) * | 2014-05-07 | 2015-11-25 | 沈阳蓝昊新能源有限公司 | Solid-electrical-heating device control system based on Labview |
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| CX01 | Expiry of patent term |
Granted publication date: 20141210 |