Adaptive self-compensation system and method for gypsum board production line

Abstract

The present invention relates to the technical field of gypsum board manufacturing and production. Disclosed is an adaptive self-compensation system for a gypsum board production line, comprising a power distribution system, an electrothermal conversion system and an output application system. The power distribution system is used for using valley electricity, cheap peak shaving electricity and / or renewable energy sources to input electric energy to the electrothermal conversion system; the electrothermal conversion system is used for converting the input electric energy into heat energy for storage; and the output application system is used for converting the heat energy stored in the electrothermal conversion system into hot air, steam and / or electric energy required by a production line.

Description

Gypsum board production line adaptive self-compensation system and method TECHNICAL FIELD

[0001] The present application relates to the technical field of gypsum board manufacturing, in particular to a gypsum board production line adaptive self-compensation system and method. BACKGROUND

[0002] Currently, the heat sources of the gypsum board production line mainly include coal-fired hot air, steam and natural gas, which are mainly used for calcining desulfurized gypsum and drying formed gypsum board. In the continuous production of the production line, sudden power outage, steam outage and natural gas outage may occur.

[0003] When the power is cut off, all production equipment in the factory will stop running, and the unqualified rate of the produced gypsum board is extremely high, causing huge losses to the factory. When the hot air is cut off, the high temperature in the drying equipment cannot be maintained, which reduces the drying temperature. In order to ensure the drying effect of the gypsum board, the production line generally reduces the speed of the gypsum board entering the drying equipment to prolong the drying time of the gypsum board in the drying equipment, but this reduces the production efficiency of the entire production line and also causes economic losses to the factory.

[0004] In summary, when the gypsum board production line is powered off or the hot air is cut off, the qualified rate of the gypsum board is affected, the production efficiency of the gypsum board is reduced, and the factory will directly suffer economic losses.

[0005] SUMMARY

[0006] The purpose of the present application is to provide a gypsum board production line adaptive self-compensation device and control system to solve the technical problem that the qualified rate of the gypsum board is affected, the production efficiency of the gypsum board is reduced, and the factory directly suffers economic losses when the gypsum board production line is powered off or the hot air is cut off in the prior art.

[0007] To solve the above technical problems, the present application specifically provides a gypsum board production line adaptive self-compensation system, which comprises a power distribution system, an electric heat conversion system and an output application system.

[0008] The power distribution system is used to input electric energy to the electric heat conversion system by using valley electricity, cheap peak-shaving electricity and / or renewable energy sources.

[0009] The electric heat conversion system is used to convert the input electric energy into thermal energy storage.

[0010] The output application system is used to convert the thermal energy stored in the electric heat conversion system into hot air, steam and / or electric energy required by the production line.

[0011] As a preferred scheme of the present application, the electric heat conversion system comprises a high-temperature heat storage body, a high-voltage terminal and a fan.

[0012] The high-voltage terminal is used for connecting the power distribution system and the high-temperature heat storage body, so as to input electric energy into the high-temperature heat storage body;

[0013] The fan is installed on the air inlet of the high-temperature heat storage body, and is used for circulating air inside and outside the high-temperature heat storage body, so as to generate hot air or steam required by the production line.

[0014] As a preferred scheme of the application, the output application system comprises a hot air drying system, a steam system and a device power supply system;

[0015] The hot air drying system can heat air by using the heat energy of the electric heat conversion system;

[0016] The steam system can heat water by using the heat energy of the electric heat conversion system to generate steam;

[0017] The device power supply system can convert the heat energy of the electric heat conversion system into electric energy.

[0018] As a preferred scheme of the application, the hot air drying system comprises a mixed air chamber, and a first mixed air pipe and a second mixed air pipe are arranged in the mixed air chamber;

[0019] The air inlet of the first mixed air pipe is connected with the air outlet of the high-temperature heat storage body, and the air outlet of the first mixed air pipe is connected with the drying device;

[0020] The air inlet of the second mixed air pipe is communicated with external air, and the air outlet is communicated with the air inlet of the high-temperature heat storage body;

[0021] The hot air in the first mixed air pipe can exchange heat with the natural air in the second mixed air pipe, so as to adjust the temperature of the hot air input into the drying device.

[0022] As a preferred scheme of the application, the steam system comprises a water supply device, a steam generator and a steam conveying device;

[0023] The steam generator is provided with an air cavity and a water cavity, the air inlet and the air outlet of the air cavity are connected with the air outlet and the air inlet of the high-temperature heat storage body respectively, and the water inlet and the water outlet of the water cavity are communicated with the water supply device and the steam conveying device respectively;

[0024] The high-temperature gas in the air cavity can exchange heat with the water in the water cavity, so as to convert the water into steam state;

[0025] The steam conveying device is used for conveying the steam generated in the water cavity to the corresponding device.

[0026] As a preferred scheme of the present application, the water supply device comprises a tap water source, a water softener, a water tank and a water replenishing pump connected in sequence, and the water replenishing pump is communicated with the water inlet of the water cavity of the steam generator.

[0027] The water softener is used for softening the tap water source, and the water replenishing pump is used for replenishing the water in the water tank into the steam generator.

[0028] As a preferred scheme of the present application, the steam delivery device comprises a main steam valve and a steam cylinder connected in sequence, the main steam valve is located between the steam cylinder and the steam generator, and the outlet of the steam cylinder is communicated with the steam using equipment (408).

[0029] As a preferred scheme of the present application, the equipment power supply system comprises a power generation device for converting heat energy into electric energy, and a total power supply room and a sub-power supply room for distributing electric energy.

[0030] To solve the above technical problems, the present application further provides a gypsum board production line self-adaptive self-compensation method, comprising the following steps:

[0031] The heat energy is converted from valley electricity, cheap peak-shaving electricity and renewable energy and stored;

[0032] When the steam, hot air and / or electric energy supply is unstable during normal production of the production line, the heat energy stored in the electric-heat conversion system is converted into the steam, hot air and / or electric energy required by the production line, steam, hot air and / or electric energy compensation is performed, and the product qualification rate is improved.

[0033] When the steam, hot air and / or electric energy supply is stopped during normal production of the production line, the heat energy stored in the electric-heat conversion system is converted into the steam, hot air and / or electric energy required by the production line, the steam, hot air and / or electric energy is completely provided by the standby heat energy, the product qualification is ensured, and the normal shutdown is guaranteed.

[0034] As a preferred scheme of the present application, the energy is used for peak-shaving electricity during the peak electricity consumption period, and the stored heat energy is converted into electric energy to supply electric energy to the production line equipment.

[0035] Compared with the prior art, the present application has the following beneficial effects:

[0036] Through the cooperation of the power distribution system, the electric-heat conversion system and the output application system, when the steam, hot air and / or electric energy supply is unstable during normal production of the production line, the heat energy stored in the electric-heat conversion system is converted into the steam, hot air and / or electric energy required by the production line, steam, hot air and / or electric energy compensation is performed, the probability of unqualified gypsum board is effectively reduced, and the gypsum board production efficiency is guaranteed. BRIEF DESCRIPTION OF DRAWINGS

[0037] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or prior art description. Obviously, the drawings in the following description are only exemplary, and for those skilled in the art, other drawings can also be obtained from the provided drawings without creative labor.

[0038] Fig. 1 is a schematic diagram of the structure of the gypsum board production line adaptive self-compensation system for compensating steam in the embodiment of the present application.

[0039] Fig. 2 is a schematic diagram of the structure of the gypsum board production line adaptive self-compensation system for compensating hot air in the embodiment of the present application.

[0040] The reference numerals in the drawings represent the following respectively:

[0041] 1 - power distribution system, 2 - electric heat conversion system, 201 - high-temperature heat storage body, 202 - high-voltage terminal, 203 - fan, 3 - hot air drying system, 301 - first air mixing pipe, 302 - second air mixing pipe, 303 - drying equipment, 4 - steam system, 401 - water softener, 402 - water tank, 403 - water replenishing pump, 404 - water cavity, 405 - air cavity, 406 - main steam valve, 407 - steam cylinder, 408 - steam using equipment. DETAILED DESCRIPTION

[0042] The technical solutions in the embodiments of the present application will be described clearly and completely below in combination with the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0043] The present application specifically provides a gypsum board production line adaptive self-compensation system, and the present application specifically provides a gypsum board production line adaptive self-compensation system, which comprises a power distribution system 1, an electric heat conversion system 2, and an output application system.

[0044] The power distribution system 1 is used for inputting electric energy to the electric heat conversion system 2 by using valley electricity, cheap peak-shaving electricity and / or renewable energy sources;

[0045] The renewable energy sources include solar energy, geothermal energy, wind energy and the like;

[0046] The electric heat conversion system 2 is used for converting the input electric energy into heat energy storage;

[0047] The output application system is used for converting the heat energy stored in the electric heat conversion system 2 into hot air, steam and / or electric energy required by the production line.

[0048] Through the cooperation of the power distribution system 1, the electric heat conversion system 2 and the output application system, when the steam, hot air and / or electric energy supply is unstable during normal production of the production line, the heat energy stored in the electric heat conversion system 2 is converted into steam, hot air and / or electric energy required by the production line, steam, hot air and / or electric energy compensation is carried out, the probability of unqualified gypsum board is effectively reduced, and the production efficiency of the gypsum board is ensured.

[0049] When the steam, hot air and / or electric energy supply is stopped during normal production of the production line, the heat energy stored in the electric heat conversion system 2 is converted into steam, hot air and / or electric energy required by the production line, the steam, hot air and / or electric energy is completely provided by the standby heat energy, the product qualification is ensured, and the normal shutdown is ensured.

[0050] During the peak electricity consumption period, the stored heat energy is converted into electric energy to supply electric energy to the production line equipment, thereby reducing the cost.

[0051] When the steam, hot air and / or electric energy supply is unstable during normal production of the production line, the heat energy stored in the electric heat conversion system 2 is converted into steam, hot air and / or electric energy required by the production line, steam, hot air and / or electric energy compensation is carried out, and the product qualification rate is improved.

[0052] When the steam, hot air and / or electric energy supply is stopped during normal production of the production line, the heat energy stored in the electric heat conversion system 2 is converted into steam, hot air and / or electric energy required by the production line, the steam, hot air and / or electric energy is completely provided by the standby heat energy, the product qualification is ensured, and the normal shutdown is ensured.

[0053] Further, the electric heat conversion system 2 comprises a high-temperature heat storage body 201, a high-voltage terminal block 202 and a fan 203.

[0054] The high-voltage terminal block 202 is used to connect the power distribution system 1 and the high-temperature heat storage body 201, so as to input electric energy into the high-temperature heat storage body 201, and the high-temperature heat storage body 201 can convert the input electric energy into heat energy and store it.

[0055] The fan 203 is installed on the air inlet of the high-temperature heat storage body 201, and the fan 203 can make the air circulate in and out of the high-temperature heat storage body 201. The low-temperature air is heated by the high-temperature heat storage body 201 and becomes hot air output. The hot air can be used as a heat source to exchange heat with natural wind or water to generate hot air or steam required by the production line.

[0056] Further, the output application system comprises a hot air drying system 3, a steam system 4 and a device power supply system.

[0057] The hot air drying system 3 can heat air by using the heat energy of the electric heat conversion system 2.

[0058] The steam system 4 can heat water by using the heat energy of the electric heat conversion system 2 to generate steam.

[0059] The equipment power supply system can convert the heat energy of the electric heat conversion system 2 into electric energy.

[0060] According to actual needs, the hot air drying system 3, the steam system 4 and the equipment power supply system can be arranged separately or in combination.

[0061] Further, the hot air drying system 3 comprises a mixed air chamber, and the mixed air chamber is provided with a first mixed air pipe 301 and a second mixed air pipe 302;

[0062] The air inlet of the first mixed air pipe 301 is connected with the air outlet of the high-temperature heat storage body 201, and the air outlet of the first mixed air pipe 301 is connected with the drying equipment 303;

[0063] The air inlet of the second mixed air pipe 302 is communicated with the outside air, and the air outlet is communicated with the air inlet of the high-temperature heat storage body 201;

[0064] The hot air in the first mixed air pipe 301 can exchange heat with the natural air in the second mixed air pipe 302 to adjust the temperature of the hot air input into the drying equipment 303.

[0065] By adjusting the rotating speed of the fan 203, the time of the air flow passing through the high-temperature heat storage body 201, i.e. the time of the air flow being heated by the high-temperature heat storage body 201, can be adjusted, and then the temperature of the hot air entering the drying equipment 303 can be adjusted; the faster the air speed, the shorter the heating time, and the lower the temperature of the hot air.

[0066] After the natural air exchanges heat with the hot air in the first mixed air pipe 301, a part of the heat energy can be recovered.

[0067] Further, the steam system 4 comprises a water supply device, a steam generator and a steam conveying device;

[0068] The steam generator is provided with an air cavity 405 and a water cavity 404, the air inlet and the air outlet of the air cavity 405 are connected with the air outlet and the air inlet of the high-temperature heat storage body 201 respectively, and the water inlet and the water outlet of the water cavity 404 are communicated with the water supply device and the steam conveying device respectively;

[0069] Under the action of the fan 203, the air flow is heated by the high-temperature heat storage body 201 and then enters the air cavity 405, the water supply device injects water into the water cavity 404, the high-temperature gas in the air cavity 405 can exchange heat with the water in the water cavity 404 to make the water evaporate to generate steam; the steam conveying device is used to convey the steam generated in the water cavity 404 to the corresponding equipment.

[0070] Further, the water supply device comprises a tap water source, a water softener 401, a water tank 402 and a water replenishing pump 403 connected in sequence, the water replenishing pump 403 being communicated with the water inlet of the water cavity 404 of the steam generator;

[0071] The water softener 401 is used for softening the tap water source, and the water replenishing pump 403 is used for replenishing the water in the water tank 402 into the steam generator.

[0072] Further, the steam delivery device comprises a main steam valve 406 and a steam cylinder 407 connected in sequence, the main steam valve 406 being located between the steam cylinder 407 and the steam generator, and the outlet of the steam cylinder 407 being communicated with the steam using equipment 408.

[0073] The steam using equipment 408 comprises equipment sterilization, printing and dyeing process and distillation process.

[0074] As a preferred scheme of the present application, the equipment power supply system comprises a power generation device for converting heat energy into electric energy, and a general power supply room and a sub power supply room for distributing electric energy.

[0075] To solve the above technical problems, the present application further provides a gypsum board production line self-adaptive self-compensation method, comprising the following steps:

[0076] The heat energy is converted from valley electricity, cheap peak-shaving electricity and renewable energy and stored;

[0077] When the steam, hot air and / or electric energy supply is unstable during normal production of the production line, the heat energy stored in the electric-heat conversion system 2 is converted into the steam, hot air and / or electric energy required by the production line, and steam, hot air and / or electric energy compensation is performed to improve the product qualification rate;

[0078] When the steam, hot air and / or electric energy supply is stopped during normal production of the production line, the heat energy stored in the electric-heat conversion system 2 is converted into the steam, hot air and / or electric energy required by the production line, and the steam, hot air and / or electric energy is completely provided by the standby heat energy to ensure product qualification until normal shutdown.

[0079] As a preferred scheme of the present application, the peak-shaving electricity is used during the peak electricity consumption period, and the stored heat energy is converted into electric energy to supply electric energy to the production line equipment.

[0080] It should be noted that, whether the electric energy supply is unstable or the electric energy supply is stopped, the compensation or switching of power supply is automatically realized by the existing power distribution room, constant pressure device, frequency converter and the like, and will not be described here.

[0081] The above examples are only exemplary embodiments of the present application, and are not intended to limit the present application, and the protection scope of the present application is defined by the claims. Those skilled in the art can make various modifications or equivalent replacements to the present application within the spirit and protection scope of the present application, and such modifications or equivalent replacements are also considered to fall within the protection scope of the present application.

Claims

1. A gypsum board production line adaptive self-compensation system, characterized in that, comprising a power distribution system (1), an electric-thermal conversion system (2), and an output application system; the power distribution system (1) is used to input electric energy to the electric-thermal conversion system (2) by using valley electricity, cheap peak-shaving electricity and / or renewable energy; the electric-thermal conversion system (2) is used to convert the input electric energy into thermal energy storage; the output application system is used to convert the thermal energy stored in the electric-thermal conversion system (2) into hot air, steam and / or electric energy required by the production line.

2. The gypsum board production line adaptive self-compensation system according to claim 1, characterized in that, the electric-thermal conversion system (2) comprises a high-temperature heat storage body (201), a high-voltage terminal block (202) and a fan (203); the high-voltage terminal block (202) is used to connect the power distribution system (1) and the high-temperature heat storage body (201) to input electric energy into the high-temperature heat storage body (201); the fan (203) is installed on the air inlet of the high-temperature heat storage body (201) to circulate the air inside and outside the high-temperature heat storage body (201) to generate hot air or steam required by the production line.

3. The gypsum board production line adaptive self-compensation system according to claim 2, characterized in that, the output application system comprises a hot air drying system (3), a steam system (4) and a device power supply system; the hot air drying system (3) can heat air by using the thermal energy of the electric-thermal conversion system (2); the steam system (4) can heat water to generate steam by using the thermal energy of the electric-thermal conversion system (2); the device power supply system can convert the thermal energy of the electric-thermal conversion system (2) into electric energy.

4. The gypsum board production line adaptive self-compensation system according to claim 3, characterized in that, the hot air drying system (3) comprises a mixed air chamber, and the mixed air chamber is provided with a first mixed air pipe (301) and a second mixed air pipe (302); the air inlet of the first mixed air pipe (301) is connected with the air outlet of the high-temperature heat storage body (201), and the air outlet of the first mixed air pipe (301) is connected with a drying device (303); the air inlet of the second mixed air pipe (302) is communicated with the outside air, and the air outlet is communicated with the air inlet of the high-temperature heat storage body (201); the hot air in the first mixed air pipe (301) can exchange heat with the natural air in the second mixed air pipe (302) to adjust the temperature of the hot air input into the drying device (303).

5. The gypsum board production line adaptive self-compensation system according to claim 3, characterized in that, the steam system (4) comprises a water supply device, a steam generator and a steam conveying device; the steam generator is provided with an air cavity (405) and a water cavity (404), the air inlet and the air outlet of the air cavity (405) are connected with the air outlet and the air inlet of the high-temperature heat storage body (201) respectively, and the water inlet and the water outlet of the water cavity (404) are communicated with the water supply device and the steam conveying device respectively. ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ The high-temperature gas in the gas cavity (405) can exchange heat with the water in the water cavity (404) to convert the water into steam; The steam delivery device is used to deliver the steam generated in the water cavity (404) to the corresponding equipment.

6. The self-adaptive and self-compensating system for a gypsum board production line according to claim 5, characterized in that, The water supply device comprises a tap water source, a water softener (401), a water tank (402) and a water replenishing pump (403) connected in sequence, and the water replenishing pump (403) is in communication with the water inlet of the water cavity (404) of the steam generator. The water softener (401) is used to soften the tap water source, and the water replenishing pump (403) is used to replenish the water in the water tank (402) into the steam generator.

7. The self-adaptive and self-compensating system for a gypsum board production line according to claim 6, characterized in that, The steam delivery device comprises a main steam valve (406) and a steam distribution cylinder (407) connected in sequence, the main steam valve (406) is located between the steam distribution cylinder (407) and the steam generator, and the outlet of the steam distribution cylinder (407) is in communication with the steam using equipment (408).

8. The self-adaptive and self-compensating system for a gypsum board production line according to claim 3, characterized in that, The equipment power supply system comprises a power generation device for converting heat energy into electric energy, and a total power supply room and a sub-power supply room for distributing electric energy.

9. A gypsum board line adaptive self-compensation method, characterized by, The method comprises the following steps: Converting the valley electricity, cheap peak-shaving electricity and renewable energy into heat energy and storing the heat energy; When the steam, hot air and / or electric energy supply is unstable during normal production of the production line, the heat energy stored in the electric-heat conversion system (2) is converted into steam, hot air and / or electric energy required by the production line, steam, hot air and / or electric energy compensation is performed to improve the product qualification rate; When the steam, hot air and / or electric energy supply is stopped during normal production of the production line, the heat energy stored in the electric-heat conversion system (2) is converted into steam, hot air and / or electric energy required by the production line, and the steam, hot air and / or electric energy is completely provided by the standby heat energy to ensure product qualification until normal shutdown.

10. The self-adaptive and self-compensating method for a gypsum board production line according to claim 9, characterized in that, During the peak electricity consumption period, the stored heat energy is converted into electric energy to supply electric energy to the production line equipment.

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