CN108464359A - A kind of comprehensive energy management and utilization system and method for tea making industry - Google Patents

Abstract

The invention relates to a comprehensive energy management and utilization system and method for the tea industry. At present, there is no system with reasonable energy management and high utilization rate for comprehensive energy management and utilization for tea making. The present invention includes a gas turbine system, which is characterized in that it also includes a generator, a finishing room, a fermentation room, a baking room, a drying room, a refrigeration system, a cold storage room, a heat preservation pool, a main steam pipe, No. 1 valve, No. 2 valve, and No. 3 valve. Valve No. 4 and Valve No. 4, the gas turbine system is connected to the generator, the gas turbine system is connected to the steam main pipe, the finishing room is connected to the steam main pipe through pipelines, the fermentation room is connected to the finishing room through pipelines, and the baking room is connected through pipelines It is connected to the steam main pipe, the drying room is connected to the roasting room through pipelines, the heat preservation pool is connected to the fermentation room, drying room and gas turbine system through pipelines, the refrigeration system is connected to the gas turbine system through pipelines, and the refrigeration room is connected to the gas turbine system through pipelines. Connect to the refrigeration system. The invention has high energy utilization rate and strong controllability.

Description

A comprehensive energy management and utilization system and method for tea industry

technical field

The invention relates to a comprehensive energy management and utilization system and method for tea-making industry, which belongs to the technical field of energy comprehensive utilization, and is specifically used for the comprehensive energy utilization of tea-making industry.

Background technique

During the production and storage of tea leaves, heat is required in the steps of finishing, fermenting, drying, and roasting. At present, it is basically heated directly by using electricity or burning primary energy. The energy utilization rate is very low, and the phenomenon of low-level utilization of high-quality energy is very serious. . Tea storage is basically refrigerated by refrigerators. Due to perennial refrigeration, electricity consumption is very high. For example, on March 08, 2006, the publication number is CN2762557Y, a disclosed tea drum fixing machine; All kinds of tea ovens are difficult to realize the comprehensive utilization of energy when making tea.

To sum up, at present, there is no system with reasonable energy management and high utilization rate for comprehensive energy management and utilization for tea making.

Contents of the invention

The purpose of the present invention is to overcome the above-mentioned deficiencies in the prior art, and provide a comprehensive energy management and utilization system and method for the tea industry with reasonable structure design, high energy utilization rate and strong controllability.

The technical solution adopted by the present invention to solve the above problems is: the comprehensive energy management and utilization system for the tea industry includes a gas turbine system, and its structural features are: it also includes a generator, a finishing room, a fermentation room, a roasting room, a drying room, refrigeration system, refrigerated room, heat preservation pool, steam main pipe, No. 1 valve, No. 2 valve, No. 3 valve and No. 4 valve. , the de-enzyming room is connected to the steam main pipe through pipelines, the No. 1 valve is installed on the pipeline used to connect the de-enzyming room and the steam main pipe, the fermentation room is connected to the de-enzyming room through pipelines, and the roasting room is connected through The pipeline is connected to the steam main pipe, the No. 2 valve is installed on the pipeline used to connect the roasting room and the steam main pipe, the drying room is connected to the roasting room through the pipeline, and the heat preservation pool is respectively connected to the fermentation room through the pipeline. room, drying room and gas turbine system, the No. 4 valve is installed on the pipeline used to connect the thermal insulation pool and the gas turbine system, the refrigeration system is connected to the gas turbine system through pipelines, and the No. 3 valve is installed on the On the pipeline used to connect the refrigeration system and the gas turbine system, the refrigerated room is connected to the refrigeration system through pipelines.

Preferably, the combustion engine system of the present invention includes an internal combustion engine and a steam turbine system.

Preferably, the combustion engine system of the present invention is a solar heat concentrating system or a tea waste biogas combustion system.

Preferably, the refrigerating system of the present invention is a lithium bromide refrigerating unit or an ammonia refrigerating unit.

A comprehensive energy management and utilization method for tea production, which is characterized in that: using the comprehensive energy management and utilization system for tea production, the steps of the comprehensive energy management and utilization method for tea production are as follows : The gas turbine system converts the chemical energy of the fuel into mechanical energy, and generates electric energy through the generator. During the power generation process, the waste heat steam generated is used to meet the different heat demands of the greening, roasting, drying, and fermentation links in the tea industry. ;During the production of tea leaves, tea leaves need to be fermented and degreened. Therefore, a stream of steam is drawn from the gas turbine system. According to the actual process requirements, the steam parameters are adjusted so that the steam enters the degreening room. After meeting the heat requirements of the degreening process, the steam enters the fermentation room. , the temperature required for fermentation is lower than that for finishing, just to realize the cascade utilization of energy; during the storage of tea leaves, the tea leaves need to be roasted and dried regularly, and another steam is introduced into the roasting room and drying room in turn; in addition, during the storage of some tea leaves Long-term use of cold energy is also required to convert steam into cold energy through the refrigeration system to provide cooling for the cold storage room and maintain the temperature required for tea storage; steam passes through the above heat-using areas, the temperature is reduced and converted into hot water, and circulated to the gas turbine system, or introduce an insulated water pool to prepare for the daily production of the tea industry or the application of hot water in daily life.

As a preference, in the present invention, each heat-using room is equipped with heat exchange equipment according to the actual heat-using conditions.

As a preference, the present invention adopts a lithium bromide refrigeration unit or an ammonia refrigeration unit according to the temperature required for tea storage; the freezer is embedded in the refrigerator to reduce the loss of cold energy.

As a preference, the present invention adopts different steam utilization methods for different greening methods of tea leaves; for frying greens, heat the wok or drum with steam to maintain the temperature required for frying greens; for steaming greens and greens, use steam to spray directly.

As a preference, the power generated by the gas turbine system of the present invention meets the tea industry's own power consumption first, and then is transmitted to the power grid to reduce the power supply pressure of the power grid and the loss of power transmission and transformation.

As a preference, in the present invention, additional heat exchange equipment is added to provide heat for other heat-using links, such as tea component extraction and tea deep processing.

As a preference, the room used during the tea making period and the room used during the tea storage period are heated in two ways to facilitate daily management and energy saving, that is, the greening room and the fermentation room are in the same way, and the drying room and the roasting room are in the same way.

As a preference, let the steam pass through the area requiring high-temperature heating and the area requiring low-temperature heating in sequence, and the steam/hot water from the high-temperature heating area (such as the finishing room and roasting room) can enter the low-temperature heating area (such as the fermentation room and drying room).

Compared with the prior art, the present invention has the following advantages and effects: in view of the fact that each process of tea production uses electric energy or burns primary energy for heating, the energy utilization rate is very low, and the low-level utilization of high-quality energy, the present invention proposes A system and method for comprehensive energy management and utilization, using the waste heat steam generated by the gas turbine system to heat the production links that require heat for tea making, realizing energy cascade utilization, minimizing the downgrading and utilization of high-quality energy, and significantly improving Comprehensive energy utilization efficiency, while generating cold energy to provide the required low temperature for tea storage. Based on the improvements above, the comprehensive energy management and utilization system described in the present invention greatly improves the economy and market competitiveness of tea making.

Description of drawings

Fig. 1 is a schematic structural diagram of an integrated energy management and utilization system used in the tea industry in an embodiment of the present invention.

In the figure: 1—gas turbine system; 2—generator; 3—finishing room; 4—fermentation room; 5—baking room; 6—drying room; 7—refrigeration system; 8—refrigerating room; 10—steam main pipe; V1—valve No. 1; V2—valve No. 2; V3—valve No. 3; V4—valve No. 4.

Detailed ways

The present invention will be further described in detail below in conjunction with the accompanying drawings and examples. The following examples are explanations of the present invention and the present invention is not limited to the following examples.

Example.

Referring to Fig. 1, the comprehensive energy management and utilization system for the tea industry in this embodiment includes a gas turbine system 1, a generator 2, a finishing room 3, a fermentation room 4, a roasting room 5, a drying room 6, and a refrigeration system 7 , refrigerated room 8, heat preservation pool 9, steam main pipe 10, No. 1 valve V1, No. 2 valve V2, No. 3 valve V3 and No. 4 valve V4.

In this embodiment, the gas turbine system 1 is connected to the generator 2, the gas turbine system 1 is connected to the steam main pipe 10, the finishing room 3 is connected to the steam main pipe 10 through pipelines, and the No. 1 valve V1 is installed to connect the finishing room 3 On the pipeline with the steam main pipe 10, the fermentation room 4 is connected with the greening room 3 through the pipeline, the roasting room 5 is connected with the steam main pipe 10 through the pipeline, and the second valve V2 is installed for connecting the roasting room 5 and the steam main pipe 10 On the pipeline, the drying room 6 is connected to the roasting room 5 through pipelines, and the heat preservation water pool 9 is respectively connected to the fermentation room 4, the drying room 6 and the gas turbine system 1 through pipelines. The No. 4 valve V4 is installed to connect the heat preservation water pool 9 and the gas turbine system 1 pipeline, the refrigeration system 7 is connected to the gas turbine system 1 through pipelines, the No. 3 valve V3 is installed on the pipeline connecting the refrigeration system 7 and the gas turbine system 1, and the refrigeration room 8 Connect with refrigeration system 7.

The combustion engine system 1 in this embodiment may be a structure of an internal combustion engine and a steam turbine system, or may be a solar energy heat collection system or a tea waste biogas combustion system. The refrigeration system 7 can be a lithium bromide refrigeration unit or an ammonia refrigeration unit.

The steps of the comprehensive energy management and utilization method for the tea industry in this embodiment are as follows: the gas turbine system 1 converts the chemical energy of the fuel into mechanical energy, and generates electric energy through the generator 2. During the power generation process, the generated waste heat steam is used In order to meet the different heat demands of greening, roasting, drying, and fermentation in the tea industry; during the tea making period, it is necessary to ferment and green the tea leaves, so a stream of steam is drawn from the gas turbine system 1, according to the actual process requirements , adjust the steam parameters, so that the steam enters the finishing room 3, and after meeting the heat requirements of the finishing process, the steam enters the fermentation room 4, and the temperature required for fermentation is lower than that of finishing, which just realizes the cascade utilization of energy; Roasting and drying, lead another stream of steam into the roasting room 5 and the drying room 6 in turn; in addition, some tea leaves need to use cold energy for a long time during storage, and the steam is converted into cold energy through the refrigeration system 7 to supply the cold storage room 8. Cold, to maintain the temperature required for tea storage; steam passes through the above heat-using area, the temperature is lowered and converted into hot water, which is circulated to the gas turbine system 1, or introduced into the thermal insulation pool 9 to prepare for the heat in the daily production or life of the tea industry. water application.

In this embodiment, each heat-using room is equipped with heat exchange equipment according to the actual heat-consuming conditions. According to the temperature required for tea storage, lithium bromide refrigeration unit or ammonia refrigeration unit is used; the freezer is embedded in the refrigerator to reduce the loss of cold energy. Different steam utilization methods are used for different greening methods of tea leaves; for fried greens, steam is used to heat the frying pan or drum to maintain the required temperature for fried greens; for steamed greens, steam is used for direct spraying. The electricity generated by the gas turbine system 1 first meets the tea industry's own electricity consumption, and then is transmitted to the power grid to reduce the power supply pressure of the power grid and the loss of power transmission and transformation. For the extraction of tea components and the deep processing of tea, additional heat exchange equipment is added to provide heat for it.

In this embodiment, the flue gas and steam generated by the gas turbine system 1 during the power generation process are used to meet the different heat demands of the greening, roasting, drying, fermentation and other links in the tea industry. It can maintain the low temperature required for tea storage, and through the comprehensive management of the present invention, the cascade utilization of energy is realized, the comprehensive utilization rate of energy is improved, the energy consumption of tea making is reduced, and the production cost is finally reduced.

In addition, it should be noted that the specific embodiments described in this specification may be different in parts, shapes and names of parts, and the above content described in this specification is only an illustration of the structure of the present invention. All equivalent changes or simple changes made according to the structure, features and principles described in the patent concept of the present invention are included in the protection scope of the patent of the present invention. Those skilled in the art to which the present invention belongs can make various modifications or supplements to the described specific embodiments or adopt similar methods to replace them, as long as they do not deviate from the structure of the present invention or exceed the scope defined in the claims. All should belong to the protection scope of the present invention.

Claims (10)

1. A comprehensive energy management and utilization system for the tea industry, including a gas turbine system, characterized in that it also includes a generator, a finishing room, a fermentation room, a roasting room, a drying room, a refrigeration system, a cold storage room, and a heat preservation Water pool, steam main pipe, No. 1 valve, No. 2 valve, No. 3 valve and No. 4 valve, the gas turbine system is connected to the generator, the gas turbine system is connected to the steam main pipe, and the finishing room is connected through pipelines and The steam main pipe is connected, the No. 1 valve is installed on the pipeline used to connect the finishing room and the steam main pipe, the fermentation room is connected to the finishing room through a pipeline, and the roasting room is connected to the steam main pipe through a pipeline. The No. 2 valve is installed on the pipeline used to connect the roasting room and the steam main pipe, the drying room is connected to the roasting room through pipelines, and the heat preservation pool is connected to the fermentation room, drying room and gas turbine system through pipelines , the No. 4 valve is installed on the pipeline used to connect the thermal insulation pool and the gas turbine system, the refrigeration system is connected to the gas turbine system through the pipeline, and the No. 3 valve is installed on the pipeline used to connect the refrigeration system and the gas turbine system On the pipeline, the refrigerated room is connected with the refrigeration system through the pipeline. 2. The comprehensive energy management and utilization system for tea making industry according to claim 1, characterized in that: the combustion engine system includes an internal combustion engine and a steam turbine system. 3. The integrated energy management and utilization system for the tea industry according to claim 1, characterized in that: the gas turbine system is a solar heat collection system or a tea waste biogas combustion system. 4. The comprehensive energy management and utilization system for tea making industry according to claim 1, characterized in that: the refrigeration system is a lithium bromide refrigeration unit or an ammonia refrigeration unit. 5. A comprehensive energy management and utilization method for the tea industry, characterized in that: using the comprehensive energy management and utilization system for the tea industry as described in any one of claims 1 to 4, the method for The steps of the comprehensive energy management and utilization method in the tea industry are as follows: the gas turbine system converts the chemical energy of the fuel into mechanical energy, and generates electric energy through the generator. Different heat requirements for roasting, drying, and fermentation; during tea production, tea leaves need to be fermented and degreened, so a stream of steam is drawn from the gas turbine system, and steam parameters are adjusted according to actual process requirements to allow the steam to enter the degreening room , after meeting the heat requirements of the greening process, steam enters the fermentation room, and the temperature required for fermentation is lower than that of greening, which just realizes the cascade utilization of energy; during the storage of tea leaves, it is necessary to roast and dry the tea regularly, and lead another steam into the roasting room in turn Fire room and drying room; in addition, some tea leaves need long-term use of cold energy during storage, and the steam is converted into cold energy through the refrigeration system to provide cooling for the cold storage room and maintain the temperature required for tea storage; steam passes through the above heat-using areas , the temperature is lowered and converted into hot water, which is circulated to the gas turbine system, or introduced into the heat preservation pool to prepare for the daily production of tea industry or hot water application in life. 6. The comprehensive energy management and utilization method for tea making industry according to claim 5, characterized in that: each heat-consuming room is equipped with heat exchange equipment according to the actual heat consumption. 7. The comprehensive energy management and utilization method for tea making industry according to claim 5, characterized in that: according to the temperature required for tea storage, a lithium bromide refrigeration unit or an ammonia refrigeration unit is used; the freezing room is embedded in the cold storage room, Reduce cold energy loss. 8. The comprehensive energy management and utilization method for the tea industry according to claim 5, characterized in that: different methods of steam utilization are used for different greening methods of tea leaves; Maintain the temperature required for frying greens; for steaming greens, use steam to spray directly. 9. The comprehensive energy management and utilization method for the tea industry according to claim 5, characterized in that: the electricity generated by the gas turbine system first meets the tea industry's own electricity consumption, and then is transmitted to the power grid, reducing Grid power supply pressure and power transmission and transformation losses. 10. The comprehensive energy management and utilization method for tea industry according to claim 5, characterized in that: for the extraction of tea components and the deep processing of tea, additional heat exchange equipment is added to provide heat for them.