CN215061973U - Automatic change steam generation system - Google Patents
Automatic change steam generation system Download PDFInfo
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- CN215061973U CN215061973U CN202121245474.4U CN202121245474U CN215061973U CN 215061973 U CN215061973 U CN 215061973U CN 202121245474 U CN202121245474 U CN 202121245474U CN 215061973 U CN215061973 U CN 215061973U
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Abstract
The utility model relates to an automatic steam generating system, which comprises a steam generator, a controller and a start-stop switch; the steam generator is communicated with the main steam valve, the blowdown valve and the water softener; the water softener is also connected with an external water inlet and the salt barrel and is used for softening external inlet water and then outputting the softened water to the steam generator; the salt barrel is used for injecting salt solution into the water softener to regenerate the softening capacity; the controller is connected with the steam generator and the start-stop switch; the water softener also comprises a liquid densimeter and a water hardness detector which are connected with the controller, wherein the liquid densimeter is used for detecting the density of the salt solution in the salt barrel, and the water hardness detector is used for detecting the water hardness of the water outlet of the water softener; the controller is also connected with the main steam valve and the blow-down valve to control the opening and closing of the main steam valve and the blow-down valve. The automatic steam generating system of the utility model can close the main steam valve and the drain valve together when starting and stopping the machine, thereby avoiding manual operation; and has soft water hardness monitoring and salt service condition monitoring capabilities, and the water quality is more stable and reliable.
Description
Technical Field
The utility model belongs to the technical field of steam generator, concretely relates to change steam generation system.
Background
The control system of the existing steam generator is generally provided with a PLC (programmable logic controller) and a touch screen, wherein the touch screen is used as a human-computer interface and can be used for workers to observe and modify the operation state when the steam generator operates. The steam generator can automatically adjust the load and control the operation of starting and stopping the steam generator according to the pressure set value and the steam use amount. However, the conventional steam generator has insufficient automation degree of overall operation, and still needs a worker to manually switch on and off a main steam valve and a drain valve when the steam generator is started and stopped, and in addition, the use amount of salt in the steam generator cannot be automatically monitored, and the worker needs to manually observe the use condition of the salt at intervals and add the salt; there is also no real-time monitoring function to monitor the hardness and hardness of the water used by the steam generator.
Therefore, an automatic steam generator is needed, which can realize one-key start-stop, automatically monitor the hardness of soft water and the service condition of salt in the steam generator, and ensure the normal operation and the steam quality of the steam generator.
SUMMERY OF THE UTILITY MODEL
Based on the above-mentioned drawbacks and deficiencies of the prior art, it is an object of the present invention to at least solve one or more of the above-mentioned problems of the prior art, in other words, to provide an automated steam generation system that satisfies one or more of the above-mentioned needs.
In order to achieve the purpose of the utility model, the utility model adopts the following technical scheme:
an automatic steam generation system comprises a steam generator, a controller and a start-stop switch; the steam generator is communicated with the main steam valve, the blowdown valve and the water softener, and the water softener is also connected with an external water inlet and the salt barrel and is used for softening external inlet water and outputting the softened water to the steam generator; the salt barrel is used for injecting salt solution into the water softener to regenerate the softening capacity; the controller is connected with the steam generator and the start-stop switch;
the automatic steam generation system also comprises a liquid densimeter and a water hardness detector which are connected with the controller, wherein the liquid densimeter is used for detecting the density of the salt solution in the salt bucket, and the water hardness detector is used for detecting the water hardness of the water softener; the controller is also connected with the main steam valve and the blow-down valve to control the opening and closing of the main steam valve and the blow-down valve.
Preferably, the automatic steam generating system further comprises a temperature detector, wherein the temperature detector is used for detecting the temperature of a coil in the steam generator and is connected with the controller.
Preferably, the automatic steam generation system further comprises a salt adding device, wherein the salt adding device is used for adding solid salt into the salt barrel and is connected with the controller.
Preferably, the water softener is connected with a dry contact switch, and the dry contact switch is connected with the controller and used for triggering the regeneration process of the water softener.
Preferably, the main steam valve and the blowdown valve are electromagnetic valves.
Preferably, the automatic steam generation system further comprises a touch screen connected with the controller.
Preferably, the automatic steam generation system further comprises an alarm connected with the controller.
As the preferred scheme, the automatic steam generation system also comprises a soft and hard water indicator, wherein the soft and hard water indicator is used for indicating the hardness state of the water discharged by the current water softener and is connected with the controller.
Compared with the prior art, the utility model, beneficial effect is:
the utility model discloses an automatic steam generation system, the controller is connected with main steam valve and blowoff valve, can open or close main steam valve and blowoff valve automatically when the switching on and shutting down, avoids manual operation's error. And has soft water hardness monitoring and salt service condition monitoring capabilities, and the water quality is more stable.
Drawings
Fig. 1 is a block diagram of an automated steam generation system according to embodiment 1 of the present invention;
fig. 2 is a schematic structural diagram of a water hardness tester of embodiment 1 of the present invention.
Detailed Description
In order to more clearly illustrate the embodiments of the present invention, the following description will explain embodiments of the present invention with reference to the accompanying drawings. It is obvious that the drawings in the following description are only examples of the invention, and that for a person skilled in the art, other drawings and embodiments can be obtained from these drawings without inventive effort.
Example 1: the structural block diagram of the automatic steam generation system of the embodiment is shown in fig. 1, and the automatic steam generation system comprises a steam generator 1, a controller 2 and a start-stop switch 3; the steam generator 1 is connected with the controller 2, and the controller 2 is connected with the start-stop switch 3, so that the controller 2 can receive signals of the start-stop switch 3 to control the start-stop of the steam generator 1; the steam generator 1 is connected with the water softener 4, the main steam valve 6 and the blow-off valve 7 and is communicated with the water softener, the water softener 4 is also communicated with the salt bucket 5, and the controller 2 is respectively connected with the water softener 4, the salt bucket 5, the main steam valve 6 and the blow-off valve 7 to receive and send control signals.
The main steam valve 6 and the blow-off valve 7 are electromagnetic valves, and the controller 2 can send control signals to the main steam valve 6 and the blow-off valve 7 to change the on-off states of the main steam valve 6 and the blow-off valve 7.
The water inlet of the water softener 4 is connected with an external water inlet pipe, and the water outlet is connected with the steam generator 1; the water softening device is used for softening external inlet water and outputting the inlet water to the steam generator 1, so that the hardness of the water meets the use requirement of the steam generator, and brine is used for regenerating resin for softening the water. The salt barrel 5 is filled with salt water and is connected with the water softener 4; is used for supplementing the brine to the water softener 4 and ensuring the water softener to soften and feed water.
The liquid densimeter 51 is arranged on the salt barrel 5, and can measure the density of the salt water solution in the salt barrel 5 in real time; since saturated brine is denser than water, if the salt in the salt tank 5 is not sufficient, the liquid densitometer 51 will monitor and signal a change in the density value of the brine solution.
A water hardness detector 41 is installed at a water outlet of the water softener 4, and in the embodiment, the water hardness detector 41 is an online automatic Hash water hardness detector, and the structure of the online automatic Hash water hardness detector is shown in FIG. 2 and is used for continuously detecting whether the water hardness of the water softener exceeds the standard. The water hardness detector 41 is used for monitoring the water hardness of the water softener 41 and sending a signal.
The controller 2 is also connected to the liquid density meter 51 and the water hardness detector 41, and is capable of receiving a density signal of the brine solution and a water hardness signal of the water softener 41. When the density of the salt solution in the salt bucket 5 is detected to be lower than the set value through the liquid densimeter 51, the controller 2 judges that the salt in the salt bucket 5 is insufficient or fails, and sends a prompt to an operator to enable the operator to check the state of the salt bucket 5 in time, so that the salt solution supply of the water softener 4 is stable. When the water hardness detector 41 detects that the water outlet hardness of the water outlet of the water softener 4 is unqualified, the controller 2 also sends a prompt to an operator to enable the operator to check the state of the water softener 4 in time, and the water inlet quality of the steam generator 1 meets the requirement.
The water softener 4 is connected with the controller 2 through a dry contact switch, when the controller 2 detects that the water hardness of the water outlet of the water softener 4 does not meet the requirement, the controller touches the jump of the dry contact switch to enable the water softener 4 to start a regeneration program, and the resin for softening water is regenerated by using salt water.
The automatic steam generation system with the structure can automatically detect the water outlet hardness of the water softener during operation, and ensures that the water of the steam generator meets the requirement; and can continuously monitor the concentration of salt solution in the salt bucket that the water softener is connected, can have sufficient salt solution to consume when making the water softener need be regenerated, further ensured the stability of steam generator operation.
The controller 2 is further connected with a touch screen, the touch screen is used for displaying the running state of each device in the steam generator system, and an operator can also regulate and control the running of each device through the touch screen and trigger the start-stop switch 3 to start and stop the steam generator.
In addition, the main steam valve and the blowoff valve are automatic valves controlled by the controller, when the steam generator is started and stopped, the controller can automatically complete the stop of the steam generator and the opening and closing actions of the main steam valve and the blowoff valve only by pressing the start-stop switch 3 triggered by the touch screen, so that the personnel operation is reduced, and the manual operation of the valves is avoided.
Example 2: an automated steam generation system of the present embodiment is different from embodiment 1 in that:
the main steam valve and the blow-down valve are electric regulating valves, and the opening degree can be regulated according to the control signal of the controller.
The steam generating system is also provided with a temperature detector, and the temperature detector is used for monitoring the temperature of a heating surface coil in the steam generator; the temperature monitor is connected with the controller and sends a temperature data signal to the controller, so that the controller can continuously monitor the temperature of the heating surface coil.
Several set temperature values are preset in the controller, which are respectively the main steam valve opening temperature, the main steam valve opening degree, the main steam valve closing temperature, the blowdown valve opening temperature and the blowdown valve closing temperature.
When the equipment runs and the main steam valve is in an automatic state, if the controller detects that the temperature of the heating surface coil is greater than the opening temperature of the main steam valve, controlling the opening degree of the main steam valve to be adjusted to be the opening degree of the main steam valve, such as 100%; and when the temperature of the heating surface coil is detected to be lower than the closing temperature of the main steam valve, controlling the main steam valve to close.
When the blowdown valve is in an automatic state, if the controller detects that the temperature of the heating surface coil is lower than the 'blowdown valve opening temperature', controlling the blowdown valve to open; and when the controller detects that the temperature of the heating surface coil is greater than the 'blowdown valve closing temperature', controlling the blowdown valve to close.
The automatic steam generation system of this embodiment can the dynamic adjustment main steam valve and the open and close state of blowoff valve when operation, makes steam generator running state better.
The other structure is the same as embodiment 1.
Example 3: an automated steam generation system of the present embodiment is different from embodiment 1 in that:
the controller is also connected with an alarm and a soft and hard water indicator, and the soft and hard water indicator has two indication states of soft water and hard water. When the water outlet hardness of the water softener exceeds the standard, the controller controls the alarm to give an alarm, and the soft and hard water indicator is switched to a hard water indicating state.
The other structure is the same as embodiment 1.
Example 4: an automated steam generation system of the present embodiment is different from embodiment 1 in that:
the salt bucket is also connected with a salt adding device, when the controller detects that the density of the salt solution in the salt bucket is insufficient, the required salt adding amount is calculated according to the density signal of the salt solution returned by the liquid density detector, and the salt adding device is controlled to automatically add solid salt into the solution.
The other structure is the same as embodiment 1.
It should be noted that the above description is only for the purpose of illustrating the preferred embodiments and principles of the present invention, and it should be apparent to those skilled in the art that various changes and modifications can be made in the embodiments in accordance with the spirit and scope of the present invention.
Claims (8)
1. An automatic steam generation system comprises a steam generator, a controller and a start-stop switch; the steam generator is communicated with the main steam valve, the blowdown valve and the water softener; the water softener is also communicated with an external water inlet and the salt barrel and is used for softening external inlet water and then outputting the softened water to the steam generator; the salt barrel is used for injecting salt solution into the water softener to regenerate the softening capacity; the controller is connected with the steam generator and the start-stop switch; the method is characterized in that:
the automatic steam generation system also comprises a liquid densimeter and a water hardness detector which are connected with the controller, wherein the liquid densimeter is used for detecting the density of the salt solution in the salt bucket, and the water hardness detector is used for detecting the water hardness of the water softener; the controller is also connected with the main steam valve and the blow-down valve to control the opening and closing of the main steam valve and the blow-down valve.
2. The automated steam generating system of claim 1, further comprising a temperature sensor coupled to the controller for sensing a temperature of a coil in the steam generator.
3. The automated steam generation system of claim 1, further comprising a salt adding device for adding solid salt to the salt tank, the salt adding device being connected to the controller.
4. An automated steam generation system as recited in claim 1, wherein the water softener is connected to a dry contact switch, the dry contact switch being connected to the controller for triggering a regeneration process of the water softener.
5. An automated steam generation system as recited in claim 1, wherein the main steam valve and the blowdown valve are solenoid valves.
6. The automated steam generation system of claim 1, further comprising a touch screen coupled to the controller.
7. The automated steam generation system of claim 1, further comprising an alarm coupled to the controller.
8. The automated steam generation system of claim 1, further comprising a soft and hard water indicator coupled to the controller for indicating a current hardness state of water exiting the water softener.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121245474.4U CN215061973U (en) | 2021-06-04 | 2021-06-04 | Automatic change steam generation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121245474.4U CN215061973U (en) | 2021-06-04 | 2021-06-04 | Automatic change steam generation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215061973U true CN215061973U (en) | 2021-12-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121245474.4U Active CN215061973U (en) | 2021-06-04 | 2021-06-04 | Automatic change steam generation system |
Country Status (1)
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|---|---|
| CN (1) | CN215061973U (en) |
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2021
- 2021-06-04 CN CN202121245474.4U patent/CN215061973U/en active Active
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