Energy cycle system for beverage production

Abstract

The present invention discloses an energy circulation system for beverage production, relates to the technical field of beverage production, and comprises: a first absorption heat pump unit, a first cooling device and a first preheating device, wherein the first cooling device is used to cool beverage raw material liquid, and the first preheating device is used to heat beverage raw material liquid, and the heat obtained by absorbing the first cooling circulation medium by the first absorber of the first absorption heat pump unit is transmitted to the preheating circulation medium to increase the temperature of the preheating circulation medium; further disclosed is an energy circulation system for beverage production comprising a sterilization device, wherein the sterilization device is connected between the condenser and the evaporator of the second absorption heat pump unit to realize the energy circulation of the preheating, sterilization and cooling processes in the beverage production process, thereby overcoming the defect of consuming a large amount of fossil fuels in the existing beverage production process leading to energy waste, and being able to efficiently and fully utilize the cold and hot energy in the beverage production process.

Description

Technical Field

[0001] The invention relates to the technical field of beverage production, in particular to an energy circulation system for beverage production. Background Art

[0002] The total annual energy consumption of my country's beverage industry has reached 14.7574 million tons of standard coal, accounting for about 20% of the total energy consumption of the food industry. In the traditional beverage production process, a large amount of steam is consumed to heat the production water. At the same time, there are a large number of process units that need to be cooled during the sterilization, sterilization or filling process. The cold water consumed is generally provided by the refrigerator, and the energy utilization rate is low. Therefore, a large amount of fossil energy is consumed in the beverage production process. Summary of the invention

[0003] The purpose of the present invention is to provide an energy circulation system for beverage production to solve the problems existing in the above-mentioned prior art and improve the energy utilization rate of cold and hot energy in the beverage production process.

[0004] To achieve the above object, the present invention provides the following solutions:

[0005] The first energy circulation system for beverage production provided by the present invention comprises a first absorption heat pump unit, a first cooling device and a first preheating device, wherein the first cooling device is used to cool the beverage raw material liquid, the first preheating device is used to heat the beverage raw material liquid, the beverage raw material liquid outlet of the first preheating device is connected to the beverage raw material liquid inlet of the first cooling device, the first absorption heat pump unit comprises a first generator, a first evaporator and a first absorber, a driving heat source is introduced into the first generator to drive the first absorption heat pump unit to do work, a first cooling circulation medium is introduced into the first cooling device, the first cooling circulation medium outlet of the first cooling device is connected to the first cooling circulation medium inlet of the first evaporator, the first evaporator The first cooling circulation medium outlet is connected with the first cooling circulation medium inlet of the first cooling device, the first evaporator is used to absorb heat in the first cooling circulation medium to reduce the temperature of the first cooling circulation medium, and the first cooling circulation medium reaches the set temperature and flows back to the first cooling device to cool the beverage raw material liquid; the first preheating device is introduced with a preheating circulation medium, the preheating circulation medium outlet of the first preheating device is connected with the preheating circulation medium inlet of the first absorber, the first absorber transfers the heat obtained by absorbing the first cooling circulation medium to the preheating circulation medium to increase the temperature of the preheating circulation medium, and the preheating circulation medium reaches the set heating temperature and flows back to the first preheating device to heat the beverage raw material liquid.

[0006] Preferably, the first absorption heat pump unit also includes a first condenser, the preheating circulating medium outlet of the first absorber is connected to the preheating circulating medium inlet of the first condenser, the preheating circulating medium outlet of the first condenser is connected to the preheating circulating medium inlet of the first preheating device, and the first condenser is used to transfer the heat absorbed by it to the preheating circulating medium to further increase the temperature of the preheating circulating medium.

[0007] Preferably, the driving heat source is saturated steam, gas, hot water or sterilized beverage raw material liquid.

[0008] Preferably, the energy circulation system for beverage production also includes a first steam heat exchanger, the preheating circulation medium outlet of the first steam heat exchanger is connected to the preheating circulation medium inlet of the first preheating device, the preheating circulation medium inlet of the first steam heat exchanger is connected to the preheating circulation medium outlet of the first condenser, and the first steam heat exchanger is used to continuously pass hot steam for secondary heating of the preheating circulation medium in the first preheating device.

[0009] Preferably, the energy circulation system for beverage production also includes a second sterilization device and a precooling device; a second cooling circulation medium is introduced into the precooling device, and the second cooling circulation medium outlet of the precooling device is connected to the driving heat source inlet of the first generator, and the second cooling circulation medium is used to drive the first absorption heat pump unit to do work. The second cooling circulation medium inlet of the precooling device is connected to the driving heat source outlet of the first generator, which is used to return the second cooling circulation medium after heat release to the precooling device to be heated again; the preheating circulation medium outlet of the first absorber is connected to the saturated steam inlet of the second sterilization device, and the saturated steam can sterilize the beverage raw material liquid after passing into the second sterilization device. The saturated steam outlet of the second sterilization device is connected to the preheating circulation medium inlet of the first preheating device, which is used to preheat the sterilized beverage raw material liquid, and the saturated steam releases heat and liquefies into water; the beverage raw material liquid passes through the first preheating device, the second sterilization device and the first cooling device in sequence to achieve preheating, sterilization and cooling of the beverage raw material liquid.

[0010] Preferably, the energy circulation system for beverage production also includes a third condenser, into which a cooling medium is passed for cooling the first absorption heat pump unit, and the cooling medium outlet of the third condenser is connected to the cooling medium inlet of the cooling tower, and the cooling medium outlet of the cooling tower is connected to the cooling medium inlet of the third condenser.

[0011] Preferably, the energy circulation system for beverage production also includes a first cooling device water supply pipe and a first cooling device return pipe, the first cooling circulation medium inlet of the first cooling device is connected to the first cooling circulation medium outlet of the first evaporator through the first cooling device water supply pipe, and the first cooling circulation medium outlet of the first cooling device is connected to the circulation medium inlet of the first evaporator through the first cooling device return pipe.

[0012] The present invention also provides a first energy circulation system for beverage production, comprising a first sterilization device and a second absorption heat pump unit; the second absorption heat pump unit comprises a second generator, a second condenser, a second evaporator and a second absorber, a driving heat source is introduced into the second generator to drive the second absorption heat pump unit to do work, a beverage raw material liquid is introduced into the second absorber, and the heat in the second absorber is used to heat the beverage raw material liquid, the beverage raw material liquid outlet of the second absorber is connected to the beverage raw material liquid inlet of the second condenser, the second condenser is used to preheat the beverage raw material liquid, the beverage raw material liquid outlet of the second condenser is connected to the beverage raw material liquid inlet of the first sterilization device, high-temperature steam is introduced into the first sterilization device to sterilize the beverage raw material liquid, the beverage raw material liquid outlet of the first sterilization device is connected to the beverage raw material liquid inlet of the second evaporator, and the second evaporator is used to cool the beverage raw material liquid.

[0013] Preferably, the first sterilization device is a high-temperature steam sterilization device.

[0014] Preferably, the driving heat source is saturated steam, gas, hot water or sterilized beverage raw material liquid.

[0015] Compared with the prior art, the present invention has achieved the following technical effects:

[0016] The present invention provides an energy circulation system for beverage production, wherein a first absorber in a first absorption heat pump unit absorbs heat from a first cooling circulation medium of a first cooling device to heat a preheating circulation medium from a first preheating device, the preheating circulation medium is heated and then flows back to the first preheating device to heat a beverage raw material liquid, and the first cooling circulation medium absorbs heat and then flows back to the first cooling device to cool the beverage raw material liquid, thereby improving the energy utilization rate of cold and hot energy in the beverage preheating and cooling process;

[0017] The present invention also provides an energy circulation system for beverage production including a first sterilization device, wherein beverage raw liquid is introduced into a second absorber, and the beverage raw liquid is preheated by absorbing heat obtained by a second evaporator through the second absorber and the second condenser of the second absorption heat pump unit, the beverage raw liquid outlet of the second condenser is connected to the beverage raw liquid inlet of the first sterilization device, and high-temperature steam is introduced into the first sterilization device to sterilize the beverage raw liquid, the beverage raw liquid outlet of the first sterilization device is connected to the beverage raw liquid inlet of the second evaporator, and the second evaporator is used to cool the beverage raw liquid, thereby realizing the energy circulation of the beverage raw liquid in the preheating, sterilization and cooling processes, thereby improving the energy utilization rate of cold and hot energy in the beverage preheating, cooling and sterilization processes. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0019] Figure 1 A structural diagram of an energy circulation system for beverage production according to Embodiment 1 of the present invention;

[0020] Figure 2 A structural diagram of an energy circulation system for beverage production according to Embodiment 2 of the present invention;

[0021] Figure 3 A structural diagram of an energy circulation system for beverage production according to Embodiment 3 of the present invention;

[0022] Figure 4 This is a structural diagram of the energy circulation system for beverage production according to the fourth embodiment of the present invention.

[0023] Wherein: 1-first preheating device, 2-first cooling device, 3-first preheating device return pipe, 4-first preheating device water supply pipe, 5-first cooling device return pipe, 6-first cooling device water supply pipe, 101-generator, 102-first condenser, 103-first evaporator, 104-first absorber, 110-first absorption heat pump unit, 7-steam heat exchanger, 8-second sterilizing device, 11-second sterilizing device air inlet pipe, 12-second sterilizing device air outlet pipe, 13-precooling device, 14-precooling device water inlet pipe, 15-precooling device water outlet pipe, 28-first sterilizing device, 211-first sterilizing device feed pipe, 212-first sterilizing device discharge pipe, 201-second generator, 202-second condenser, 203-second evaporator, 204-second absorber, 210-second absorption heat pump unit, cooling tower -302. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0025] The purpose of the present invention is to provide a beverage preheating sterilization and cooling energy circulation system to solve the problems existing in the prior art and improve the energy utilization rate of cold and hot energy in the beverage production process.

[0026] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the present invention is further described in detail below with reference to the accompanying drawings and specific embodiments.

[0027] Embodiment 1

[0028] like Figure 1As shown: This embodiment provides an energy circulation system for beverage production, including a first absorption heat pump unit 110, a first cooling device 2 and a first preheating device 1, the first cooling device 2 is used to cool the beverage raw material liquid, the first preheating device 1 is used to heat the beverage raw material liquid, the beverage raw material liquid outlet of the first preheating device 1 is connected to the beverage raw material liquid inlet of the first cooling device 2, and the preheated beverage raw material liquid is transported to the first cooling device 2 for cooling; the first absorption heat pump unit 110 includes a first generator 101, a first evaporator 103 and a first absorber 104, and the working mode of the first absorption heat pump unit is the same as the working principle of the existing heat pump unit. That is, a driving heat source is introduced into the first generator 101 to provide energy for the operation of the first absorption heat pump unit 110, a first cooling circulation medium is introduced into the first cooling device 2, the first cooling circulation medium outlet of the first cooling device 2 is connected to the first cooling circulation medium inlet of the first evaporator 103, the first cooling circulation medium outlet of the first evaporator 103 is connected to the first cooling circulation medium inlet of the first cooling device 2, the first evaporator 103 is used to absorb heat in the first cooling circulation medium to reduce the temperature of the first cooling circulation medium, and the first cooling circulation medium returns to the first cooling device 2 after reaching the set temperature to treat the beverage raw materials The liquid is cooled; a preheating circulating medium is introduced into the first preheating device 1, and the preheating circulating medium outlet of the first preheating device 1 is connected with the preheating circulating medium inlet of the first absorber 104. The first absorber 104 transfers the heat obtained by absorbing the first cooling circulating medium to the preheating circulating medium to increase the temperature of the preheating circulating medium. After the preheating circulating medium reaches the set heating temperature, it flows back to the first preheating device 1 to heat the beverage raw material liquid, that is, the preheating circulating medium is heated by absorbing the heat energy of the first cooling circulating medium, and then the temperature of the preheating circulating medium is increased, thereby reducing the fossil energy consumed in the preheating and cooling processes in the beverage production process.

[0029] The first absorption heat pump unit 110 also includes a first condenser 102. The preheating circulating medium outlet of the first absorber 104 is connected to the preheating circulating medium inlet of the first condenser 102. The preheating circulating medium outlet of the first condenser 102 is connected to the preheating circulating medium inlet of the first preheating device 1. The first condenser 102 is used to transfer the heat absorbed by the first absorption heat pump unit to the preheating circulating medium to further increase the temperature of the preheating circulating medium and ensure the heat required for preheating the beverage raw material liquid.

[0030] The driving heat source is saturated steam, gas, hot water or sterilized beverage raw material liquid.

[0031] Embodiment 2

[0032] like Figure 2As shown, the energy circulation system for beverage production provided in this embodiment further includes a first steam heat exchanger 7 on the basis of Embodiment 1, and the preheating circulation medium outlet of the first steam heat exchanger 7 is connected to the preheating circulation medium inlet of the first preheating device 1, and the preheating circulation medium inlet of the first steam heat exchanger 7 is connected to the preheating circulation medium outlet of the first condenser 102, and the first steam heat exchanger 7 is used to continuously pass hot steam to perform secondary heating on the preheating circulation medium in the first preheating device 1, so as to increase the temperature of the preheating circulation medium and ensure the energy required for the preheating circulation medium to preheat the beverage raw material liquid.

[0033] Embodiment 3

[0034] like Figure 3 As shown, the energy circulation system for beverage production provided in this embodiment further includes a second sterilization device 8 and a precooling device 13 on the basis of Embodiment 1; a second cooling circulation medium is introduced into the precooling device 13, and the second cooling circulation medium outlet of the precooling device 13 is connected to the driving heat source inlet of the first generator 101, and the second cooling circulation medium is used to drive the first absorption heat pump unit 110 to do work, and the second cooling circulation medium inlet of the precooling device 13 is connected to the driving heat source outlet of the first generator 101, which is used to return the second cooling circulation medium after heat release to the precooling device 13 to be heated again, thereby realizing the energy circulation process of the driving heat source itself in the first generator 101, so as to improve the energy utilization rate of the driving heat source. ; The first absorber 104 heats the preheating circulating medium to obtain saturated steam, the preheating circulating medium outlet of the first absorber 104 is connected with the saturated steam inlet of the second sterilizing device 8, and the saturated steam can sterilize the beverage raw material liquid after passing into the second sterilizing device 8, the saturated steam outlet of the second sterilizing device 8 is connected with the preheating circulating medium inlet of the first preheating device 1, and is used to preheat the sterilized beverage raw material liquid, and at the same time, the saturated steam releases heat to liquefy into water, and then flows back into the first absorber 104, and is heated by the first absorber 104 again; the beverage raw material liquid passes through the first preheating device 1, the second sterilizing device 8 and the first cooling device 2 in sequence, so as to realize preheating, sterilization and cooling treatment of the beverage raw material liquid.

[0035] The energy circulation system for beverage production also includes a third condenser 302, into which a cooling medium is passed for cooling the first absorption heat pump unit 110, and a cooling medium outlet of the third condenser 302 is connected to a cooling medium inlet of a cooling tower 301, and a cooling medium outlet of the cooling tower 301 is connected to a cooling medium inlet of the third condenser 302, and the cooling tower 301 is used to absorb the heat of the cooling medium in the third condenser 302 and deliver the cooled cooling medium to the third condenser 302, thereby realizing energy circulation between the cooling tower 301 and the third condenser 302, and further improving the energy utilization rate of the energy circulation system for the entire beverage production.

[0036] The energy circulation system for beverage production also includes a first cooling device water supply pipe 6 and a first cooling device return pipe 15. The circulating medium inlet of the first cooling device 2 is connected to the first cooling circulating medium outlet of the first evaporator 103 through the first cooling device water supply pipe 16, and the first cooling circulating medium outlet of the first cooling device 2 is connected to the first cooling circulating medium inlet of the first evaporator 103 through the first cooling device return pipe 5.

[0037] Embodiment 4

[0038] like Figure 4 As shown, this embodiment provides a beverage production circulation system, including a first sterilizing device 28 and a second absorption heat pump unit 210; the working principle of the second absorption heat pump unit is the same as the working principle of the existing absorption heat pump unit; the second absorption heat pump unit 210 includes a second generator 201, a second condenser 202, a second evaporator 203 and a second absorber 204, a driving heat source is introduced into the second generator 201 to provide driving energy for the second absorption heat pump unit 210, a beverage raw material liquid is introduced into the second absorber 204, and the beverage raw material liquid is heated by utilizing the heat absorbed by the second absorber 204, the beverage raw material liquid outlet of the second absorber 204 is connected to the beverage raw material liquid inlet of the second condenser 202, and the second condenser The device 202 is used to preheat the beverage raw material liquid, the beverage raw material liquid outlet of the second condenser 202 is connected to the beverage raw material liquid inlet of the first sterilizing device 28, and high-temperature steam is introduced into the first sterilizing device 28 to sterilize the beverage raw material liquid. The beverage raw material liquid outlet of the first sterilizing device 28 is connected to the beverage raw material liquid inlet of the second evaporator 203. The second evaporator 203 is used to cool the beverage raw material liquid, and is connected to the beverage raw material liquid outlet of the second condenser 202 through the first sterilizing device feed pipe 211, and the first sterilizing device discharge pipe is connected to the beverage raw material liquid inlet of the second evaporator 203, thereby realizing the energy circulation process between the second absorption heat pump unit and the first sterilizing device 28, so as to improve the energy utilization rate of the beverage during the sterilization process.

[0039] The first sterilizing device 28 is a high-temperature steam sterilizing device.

[0040] The driving heat source is saturated steam, gas, hot water or sterilized beverage raw material liquid.

[0041] The present specification uses specific examples to illustrate the principles and implementation methods of the present invention. The above examples are only used to help understand the method and core idea of ​​the present invention. At the same time, for those skilled in the art, according to the idea of ​​the present invention, there will be changes in the specific implementation methods and application scope. In summary, the content of this specification should not be understood as limiting the present invention.

Claims

1. An energy circulation system for beverage production, characterized in that: The invention comprises a first absorption heat pump unit, a first cooling device and a first preheating device, wherein the first cooling device is used to cool the beverage raw material liquid, the first preheating device is used to heat the beverage raw material liquid, the beverage raw material liquid outlet of the first preheating device is connected with the beverage raw material liquid inlet of the first cooling device, the first absorption heat pump unit comprises a first generator, a first evaporator and a first absorber, a driving heat source is introduced into the first generator to drive the first absorption heat pump unit to do work, a first cooling circulation medium is introduced into the first cooling device, the first cooling circulation medium outlet of the first cooling device is connected with the first cooling circulation medium inlet of the first evaporator, the first cooling circulation medium outlet of the first evaporator is connected with the first cooling circulation medium inlet of the first cooling device, the first evaporator is used to absorb heat in the first cooling circulation medium to reduce the temperature of the first cooling circulation medium, and After the first cooling circulation medium reaches the set temperature, it flows back to the first cooling device to cool the beverage raw material liquid; the first preheating device is introduced with a preheating circulation medium, the preheating circulation medium outlet of the first preheating device is connected with the preheating circulation medium inlet of the first absorber, the first absorber transfers the heat absorbed by the first cooling circulation medium to the preheating circulation medium to increase the temperature of the preheating circulation medium, and the preheating circulation medium reaches the set heating temperature and flows back to the first preheating device to heat the beverage raw material liquid; the first absorption heat pump unit also includes a first condenser, the preheating circulation medium outlet of the first absorber is connected with the preheating circulation medium inlet of the first condenser, the preheating circulation medium outlet of the first condenser is connected with the preheating circulation medium inlet of the first preheating device, and the first condenser is used to transfer the heat absorbed by it to the preheating circulation medium to further increase the temperature of the preheating circulation medium; The driving heat source is saturated steam, gas, hot water or sterilized beverage raw material liquid; It also includes a second sterilizing device and a precooling device; a second cooling circulation medium is introduced into the precooling device, and the second cooling circulation medium outlet of the precooling device is connected to the driving heat source inlet of the first generator, and the second cooling circulation medium is used to drive the first absorption heat pump unit to do work. The second cooling circulation medium inlet of the precooling device is connected to the driving heat source outlet of the first generator, which is used to return the second cooling circulation medium after heat release to the precooling device to be heated again; the preheating circulation medium outlet of the first absorber is connected to the saturated steam inlet of the second sterilizing device, and the saturated steam can sterilize the beverage raw material liquid after passing into the second sterilizing device. The saturated steam outlet of the second sterilizing device is connected to the preheating circulation medium inlet of the first preheating device, which is used to preheat the sterilized beverage raw material liquid, and the saturated steam releases heat and liquefies into water; the beverage raw material liquid passes through the first preheating device, the second sterilizing device and the first cooling device in sequence to achieve preheating, sterilization and cooling of the beverage raw material liquid.

2. The energy circulation system for beverage production according to claim 1, characterized in that: It also includes a first steam heat exchanger, the preheating circulation medium outlet of the first steam heat exchanger is connected to the preheating circulation medium inlet of the first preheating device, the preheating circulation medium inlet of the first steam heat exchanger is connected to the preheating circulation medium outlet of the first condenser, and the first steam heat exchanger is used to continuously pass hot steam to perform secondary heating on the preheating circulation medium in the first preheating device.

3. The energy recycling system for beverage production according to claim 1, characterized in that: It also includes a third condenser, into which a cooling medium is passed for cooling the first absorption heat pump unit, the cooling medium outlet of the third condenser is connected to the cooling medium inlet of the cooling tower, and the cooling medium outlet of the cooling tower is connected to the cooling medium inlet of the third condenser.

4. The energy recycling system for beverage production according to claim 1, characterized in that: It also includes a first cooling device water supply pipe and a first cooling device return pipe. The first cooling circulation medium inlet of the first cooling device is connected to the first cooling circulation medium outlet of the first evaporator through the first cooling device water supply pipe, and the first cooling circulation medium outlet of the first cooling device is connected to the first cooling circulation medium inlet of the first evaporator through the first cooling device return pipe.

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