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238 results about "Green roof" patented technology

A green roof or living roof is a roof of a building that is partially or completely covered with vegetation and a growing medium, planted over a waterproofing membrane. It may also include additional layers such as a root barrier and drainage and irrigation systems. Container gardens on roofs, where plants are maintained in pots, are not generally considered to be true green roofs, although this is debated. Rooftop ponds are another form of green roofs which are used to treat greywater. Vegetation, soil, drainage layer, roof barrier and irrigation system constitute green roof.

Rainwater collection and powerless intelligent irrigation system of ecological green roof of building

The invention provides a rainwater collection and powerless intelligent irrigation system of an ecological green roof of a building. The rainwater collection and powerless intelligent irrigation system comprises a water storage system, a rainwater collection system, a planting module system and a powerless intelligent irrigation system, wherein the water storage system comprises two water storage tanks and a communication pipe; the two water storage tanks are arranged on the roof; communication holes are formed in the bottoms of the water storage tanks; the rainwater collection system comprises a rainwater collection plate and a bracket; the rainwater collection plate is fixed on the bracket and the bracket is fixed on the roof; the planting module system comprises a vegetation layer, a planting soil layer, a filtering layer, a water accumulation and discharging layer, a root stopping layer, a roof structure layer and a planting layer supporting plate; and the irrigation system comprises a water supply pipe, drop irrigation pipes, drop irrigation pipe nozzles, a humidity sensor, a control valve and a control module. With the adoption of the rainwater collection and powerless intelligent irrigation system, water resources are saved and effective cyclic utilization of rainwater of the building roof is realized; and the participation of people is not needed so that manpower is saved and the characteristic of intelligent irrigation is represented.
Owner:GUANGDONG UNIV OF TECH

Large-space saddle-shaped overall greening roof system

ActiveCN103953148ASolve the design problems of roof greeningSolving Design ChallengesBuilding roofsRoof coveringEngineeringRebar
The invention discloses a large-space saddle-shaped overall greening roof system. The large-space saddle-shaped overall greening roof system comprises a saddle-shaped reinforced concrete thin-shell structure panel with grid-type reversed beam ribs and a roof greening plantation construction, wherein the saddle-shaped reinforced concrete thin-shell structure panel with the grid-type reversed beam ribs comprises a saddle-shaped shell plate and the grid-type reversed beam ribs which are convexly arranged on the upper surface of the shell plate; the shell plate is a standard single-piece doubly-inclined hyperbolic paraboloid torsional shell; an edge beam is arranged at the edge of the shell plate; the shell plate and the grid-type reversed beam ribs are reinforced in a unified manner and are formed by synchronous overall type pouring; the roof greening plantation construction consists of a waterproof layer, a root puncturing resistance layer, a protection layer, a water drainage layer, a water retention layer, a filter layer, a soil layer and a plant layer which sequentially covers the shell plate and the grid-type reversed beam ribs from bottom to top; a water seepage pipe is arranged on the protection layer along the edge of a plantation groove. According to the large-space saddle-shaped overall greening roof system, the conflict between a large-span space structure and a roof greening load is effectively overcome, and a roof system which is most ecological and energy-saving is created for a large-space building.
Owner:SOUTH CHINA UNIV OF TECH

Green roof structure with rainwater retaining ability

The invention discloses a green roof structure with the rainwater retaining ability. The green roof structure comprises a plant layer, a soil layer, a filtering layer, a water storage and drainage layer, a moisture preservation layer and a waterproof layer from top to bottom; the plant layer is composed of perennial herbs, namely sedum lineare, the planting row spacing is 4-6 cm, and the line spacing is 8-10 cm; the soil layer is composed of mixtures of light sandy soil, humus and vermiculite, and the thickness of the soil layer is 15-20 cm; the filtering layer is composed of polyester fiber non-woven fabrics and extends towards the side wall surface of a building to the part below surface soil by 5 cm, and the effective width of lap seams is 10-20 cm in the laying process; the water storage and drainage layer is composed of polyethylene concave-convex drainage boards with the thickness ranging from 30 mm to 60 mm; the moisture preservation layer is composed of moisture preservation blankets with the thickness ranging from 20 cm to 30 cm, and the moisture preservation blankets are arranged adjacently and closely; the waterproof layer is composed of polymer modified asphalt root-resisting waterproofing membranes. The green roof structure has the advantages that the land resources are saved, the green area is increased, the environment is beautified, the heat island effect is reduced, the storm runoff is lowered, and the air pollution is reduced.
Owner:NANKAI UNIV +1

Dual-substrate layer expansion type green roof structure

The invention discloses a dual-substrate layer expansion type green roof structure. The dual-substrate layer expansion type green roof structure comprises a substrate layer and plants, wherein the substrate layer is formed by an upper part and a lower part, the upper part of the substrate layer is a nutrition substrate layer, and the lower part of the substrate layer is an adsorption substrate layer; the plants are planted in the nutrition substrate layer; a filter layer is arranged under the adsorption substrate layer; a water accumulation and drainage layer is arranged under the filter layer; a waterproof root blocking layer is arranged under the water accumulation and drainage layer; the waterproof root blocking layer is fitted with a bared roof. The nutrition substrate layer is prepared from garden earth and slow-release fertilizer which are 1 to 1 in volume ratio, and the adsorption substrate layer is prepared from vermiculite, perlite and pumice or active carbon which are 1 to 1 to 2 in volume ratio. According to the dual-substrate layer expansion type green roof structure disclosed by the invention, not only can the roof be afforested and rainwater be intercepted, but also the water quality of the runoff can be effectively purified, and the management is simple.
Owner:TIANJIN UNIV
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