Expressway service area near-zero carbon system

Abstract

The utility model discloses an expressway service area near-zero carbon system which comprises a building solar chimney module arranged on the south side of a building body, the building solar chimney module comprises glass, a phase change material and a photocatalytic reactor, the glass covers the south side of the building body, and a certain distance is reserved between the glass and the building body; the phase change material is located on the inner side of the glass and covers the outer side face of the building, the photocatalytic reactor is located in the middle of a channel formed by the glass and the phase change material and is in a honeycomb shape, and the P25 photocatalyst is evenly distributed on the inner wall of the honeycomb channel. The building solar chimney formwork is arranged on the south side of the building body, the cold load of the building is reduced in summer, methane in air is removed, the heat load of the building is reduced in winter, energy consumption of the building can be remarkably reduced, and carbon emission of a service area system is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of building energy conservation and negative carbon emission, and in particular to a near-zero carbon system in a highway service area. Background Art

[0002] With the rapid development of highways, a large number of highway service areas have been built and put into use. Highway service areas are important service nodes for highway transportation. They have a large geographical scope, obvious spatial regional boundaries, and strong load and resource endowment. As public service facilities, highway service areas operate around the clock throughout the year. They consume huge amounts of energy for lighting, air conditioning, etc., and consume a lot of resources and energy during use. Although many researchers have begun to adopt different energy-saving technologies in highway service areas and try to establish a low-carbon highway service area system. However, most of these studies focus on application technologies in a certain aspect and lack systematic system research. Utility Model Content

[0003] Based on the above-mentioned problems, the purpose of the utility model is to provide a near-zero carbon system for highway service areas. The system offsets its own carbon emissions by applying energy-saving and carbon-reduction measures, and absorbs carbon dioxide or other greenhouse gases using negative carbon technology, thereby achieving near-zero carbon emissions in highway service areas.

[0004] To achieve the above objectives, the technical solution of the utility model is: a near-zero carbon system for a highway service area, comprising a building and a parking lot, the parking lot being located in an open space outside the building, and also comprising a building solar chimney module arranged on the south side of the building, the building solar chimney module comprising glass, phase change material, and a photocatalytic reactor, the glass covering the south side of the building and being separated from the building by a certain distance; the phase change material being located on the inner side of the glass and covering the outer side of the building, the photocatalytic reactor being located in the middle of a channel formed by the glass and the phase change material, the photocatalytic reactor being in a honeycomb shape, and the P25 photocatalyst being evenly distributed on the inner wall of the honeycomb channel; the building solar chimney module is provided with air valves above and below, the air valve located at the bottom of the building is an inlet air valve, the inlet air valve is composed of an indoor air valve and an outdoor air valve, the indoor air valve being located at the bottom of the side wall of the building, and the outdoor air valve being located at the bottom of the glass.

[0005] Optionally, the system further comprises a rainwater recycling module arranged on the roof of the building, wherein the rainwater recycling module comprises a rainwater collection box, a filter and a rainwater storage box, and the rainwater collection box, the filter and the rainwater storage box are connected via a water pipe.

[0006] Optionally, the system also includes a solar photovoltaic power generation module arranged on the roof of a building, wherein the solar photovoltaic power generation module includes a solar panel and a DC / DC converter, which is connected to a DC bus; when the solar panel is exposed to sunlight, it absorbs solar light and converts it into electrical energy.

[0007] Optionally, the system also includes an energy storage module arranged inside the building, which is connected to the DC bus and includes an energy storage battery and a DC / DC converter. The DC power in the energy storage battery is used to power a charging pile and a direct air treatment module of the electric vehicle after passing through the DC / DC converter.

[0008] Optionally, the system further comprises a greening module, and the greening module comprises roof greening, vertical greening and site greening.

[0009] In summary, this application includes the following beneficial technical effects:

[0010] 1. Set the building solar chimney template on the south side of the building, reduce the building's cooling load and remove methane in the air in summer, and reduce the building's heating load in winter, which can significantly reduce the building's energy consumption and reduce carbon emissions from the service area system.

[0011] 2. Make extensive use of photovoltaic panels to generate electricity, store the electricity generated by solar photovoltaic power generation templates for use in various aspects of the service area, and significantly reduce the carbon emissions of the service area system.

[0012] 3. The direct air treatment module can use the electricity generated by the solar photovoltaic power generation module to remove CO from the air. 2 , reduce the carbon emissions of the service area system and achieve the effect of negative carbon emissions.

[0013] 4. Set up a rainwater recycling module, which can not only irrigate green plants, save water, and reduce the system's carbon emissions, but also reduce the temperature of solar panels and improve the power generation efficiency of solar photovoltaic panels.

[0014] 5. Setting up roof greening, vertical greening and site greening can not only reduce the energy consumption of buildings, but also reduce the carbon emissions of the entire service area system. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The drawings described herein are used to provide a further understanding of the present application and constitute a part of the present application. The illustrative embodiments of the present application and their descriptions are used to explain the present application and do not constitute an improper limitation on the present application. In the drawings:

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a diagram of the energy supply connection relationship of the utility model.

[0018] Description of reference numerals:

[0019] 1-building; 2-charging pile; 3-building solar chimney module, 3.1-glass, 3.2-phase change material, 3.3-photocatalytic reactor, 3.4-air valve, 3.41-indoor air valve, 3.42-outdoor air valve; 4-rainwater recovery module; 5-solar photovoltaic power generation module; 6-direct air treatment module; 7-energy storage module; 8-green plant module. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical solution and advantages of the present invention more clear, the implementation mode of the present invention will be further described in detail below with reference to the accompanying drawings.

[0021] like Figure 1 , Figure 2 As shown, a near-zero carbon system for a highway service area includes a building 1, a parking lot, a building solar chimney module 3, a rainwater recovery module 4, a solar photovoltaic power generation module 5, a direct air treatment module 6, an energy storage module 7 and a green plant module 8, wherein: the parking lot is located in an open space outside the building 1, and has a charging pile 2 for charging electric vehicles; the building solar chimney module 3 is arranged on the south side of the building 1, the rainwater recovery module 4, the solar photovoltaic power generation module 5, and the direct air treatment module 6 can all be arranged on the roof of the building 1, the energy storage module 7 is arranged inside the building 1, and the green plant module 8 can be arranged on the roof of the building 1, the side of the building 1 and the open space in the service area.

[0022] In one embodiment of the utility model, a building solar chimney (SC-PCR) module 3 includes glass 3.1, phase change material 3.2, a photocatalytic reactor 3.3 and an electric switch; the glass 3.1 covers the south side of the building 1 and is separated from the building 1 by a distance; the phase change material 3.2 is located on the inner side of the glass 3.1 and covers the outer side of the building 1, and the phase change material 3.2 is a phase change material microcapsule, which is wrapped into a sphere with an organic phase change material as the core material and silicon dioxide as the wall material, and the phase change material microcapsule and the concrete matrix constitute a phase change heat storage material layer, and the volume of the phase change material microcapsule accounts for 10% of the phase change heat storage material layer; the photocatalytic reactor 3.3 is located on the glass 3.1 In the middle of the channel formed with the phase change material 3.2, the photocatalytic reactor 3.3 is made of organic glass with good light transmittance and is honeycomb-shaped, and the P25 photocatalyst is evenly distributed on the inner wall of the honeycomb channel; the building solar chimney module 3 is provided with air valves 3.4 on the upper and lower sides, and the electric switch is connected to the air valve 3.4 to control the opening and closing of the air valve 3.4. The electric switch can be powered by the solar photovoltaic power generation module 5 and the energy storage module 7; wherein, the air valve 3.4 located at the bottom of the building is the inlet air valve, which is composed of an indoor air valve 3.41 and an outdoor air valve 3.42. The indoor air valve 3.41 is located at the bottom of the side wall of the building 1, and the outdoor air valve 3.42 is located at the bottom of the glass 3.1.

[0023] In summer, the building solar chimney module 3 has three modes to choose from: 1. Open the outdoor air valve 3.42 and close the indoor air valve 3.41. At this time, the air in the channel is outdoor air. When the entire building solar chimney module 3 is exposed to the sun, the air in the channel is heated to produce a chimney effect and flows. The methane in the air is degraded after passing through the photocatalytic reactor 3.3. The flowing air further enhances the convection heat exchange between the wall and the air, thereby reducing the cooling load of the building. 2. Open the indoor air valve 3.41 and close the outdoor air valve 3.42. At this time, the building solar chimney module 3 can be used to degrade indoor methane; 3. Open the indoor air valve 3.41 and the outdoor air valve 3.42 at the same time. At this time, the building solar chimney module 3 can degrade indoor methane and indoor methane at the same time.

[0024] In one embodiment of the utility model, the rainwater recycling module 4 includes a rainwater collection box, a filter and a rainwater storage box; the rainwater collection box, the filter and the rainwater storage box are all arranged on the top of the building, and the three are connected by a water pipe; the filter is an automatic rainwater filter, which uses the gravity of rainwater to operate automatically, and rainwater and dirt are automatically separated, rainwater will not be lost, and dirt is automatically separated under the action of gravity; rainwater is stored in a rainwater storage box, and the stored rainwater is pressurized by a variable frequency water supply system to distribute the rainwater to various water use points, which can be used for irrigation of rooftop green plants, vertical green plants and site green plants, and can also be used to cool photovoltaic panels to improve the power generation efficiency of photovoltaic panels. The water after cooling the photovoltaic panels is sent to public toilets for flushing toilets; the variable frequency water supply system can be powered by a solar photovoltaic power generation module 5 and an energy storage module 7.

[0025] In one embodiment of the utility model, the solar photovoltaic power generation module 5 can be arranged on the roof of the building 1, or can also be arranged on the facade of the building, the roof of the parking shed and the roof of the gas station, which includes a solar panel and a DC / DC converter, which is connected to the DC bus; when the solar panel is exposed to sunlight, it absorbs solar light and converts it into electrical energy, which can be directly used by the DC load, and the surplus electricity can be used to charge the energy storage module 7 to store the electrical energy for subsequent use.

[0026] In one embodiment of the utility model, the energy storage module 7 is arranged inside the building 1, which is connected to the DC bus, and includes an energy storage battery and a DC / DC converter. The DC power in the energy storage battery can be used by various parts of the service area system such as the charging pile 2 of the electric vehicle, the direct air treatment module 6, and indoor electrical equipment after passing through the DC / DC converter; it can also maximize the economic benefits of the service area system through power peak shaving and valley filling and peak-valley price difference.

[0027] In one embodiment of the present invention, the direct air treatment module 6 is mainly composed of a fan, an air filter, and a chemical solution (alkaline solution) (the fan, the air filter, and the chemical solution (alkaline solution) together constitute a device called a direct air treatment device (DAC)). The filter adopts an air filter to remove dust from the air, etc. The chemical solution is arranged inside the device to remove CO in the air. 2 When the solar photovoltaic power generation module 5 or the energy storage module 7 supplies power to the direct air treatment module 6, air is sucked into the direct air treatment module by the fan, and dust and other particles in the air are removed by the filter, and then treated with a chemical solution to remove CO 2 The cleaned air is returned to the atmosphere, thus achieving negative carbon emissions in the highway service area system.

[0028] In one embodiment of the utility model, the green plant module 8 includes roof greening, vertical greening and site greening. Drought-resistant plants with shallow roots, such as succulents and ground cover plants, are planted on the roof of the service area building 1. Roof greening has good thermal insulation functions, can significantly reduce energy consumption, and provide habitats for small wild animals. Vertical greening is installed on the facade of the building 1, using shade-tolerant or semi-shade climbing plants, such as ivy and creeper. Large trees and shrubs are planted in the open space around the service area to create natural landscapes and ecological corridors. Ecological wetlands and gardens are designed to increase biodiversity and provide places for leisure. The above three methods can not only effectively reduce the energy consumption of the building, but also reduce the carbon emissions of the entire service area system.

[0029] The above is an exemplary description of the utility model. It should be noted that the above embodiments can only be used to further illustrate the utility model and cannot be understood as limiting the scope of protection of the utility model. Without departing from the core of the utility model, any simple deformation, modification or other equivalent replacement that can be done by other technical personnel in this field without expending creative labor falls within the scope of protection of the utility model.

Claims

1. A near-zero carbon system for a highway service area, comprising a building and a parking lot, wherein the parking lot is located in an open space outside the building, characterized in that: It also includes a building solar chimney module arranged on the south side of the building, the building solar chimney module includes glass, phase change material, and a photocatalytic reactor, the glass covers the south side of the building and is separated from the building by a distance; the phase change material is located on the inner side of the glass and covers the outer side of the building, the photocatalytic reactor is located in the middle of the channel formed by the glass and the phase change material, the photocatalytic reactor is honeycomb-shaped, and the P25 photocatalyst is evenly distributed on the inner wall of the honeycomb channel; The building solar chimney module is provided with air valves above and below. The air valve located at the bottom of the building is the inlet air valve. The inlet air valve is composed of an indoor air valve and an outdoor air valve. The indoor air valve is located at the bottom of the side wall of the building, and the outdoor air valve is located at the bottom of the glass.

2. The highway service area near-zero carbon system according to claim 1, characterized in that: The system also includes a rainwater recovery module arranged on the roof of the building, and the rainwater recovery module includes a rainwater collection box, a filter and a rainwater storage box. The rainwater collection box, the filter and the rainwater storage box are connected by a water pipe.

3. The highway service area near-zero carbon system according to claim 1, characterized in that: The system also includes a solar photovoltaic power generation module arranged on the roof of the building. The solar photovoltaic power generation module includes a solar panel and a DC / DC converter, which is connected to the DC bus. When the solar panel is exposed to sunlight, it absorbs solar light and converts it into electrical energy.

4. The highway service area near-zero carbon system according to claim 1, characterized in that: The system also includes an energy storage module arranged inside the building, which is connected to the DC bus and includes an energy storage battery and a DC / DC converter. The DC power in the energy storage battery is used to power the charging pile of the electric vehicle and the direct air treatment module after passing through the DC / DC converter.

5. The highway service area near-zero carbon system according to claim 1, characterized in that: The system also includes a greening module, which includes roof greening, vertical greening and site greening.

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