35results about How to "Operating cost advantage" patented technology

A membrane supported biofilm reactor uses modules having fine, hollow fibres, for example, made from dense wall Poly methylpentene (PMP) used in tows or formed into a fabric. In one module, one or more sheets of the fabric are potted into a module to enable oxygen containing gas to be supplied to the lumens of the hollow fibres. Various reactors and processes, for example to treat wastewater, using such modules are described. Mechanical, chemical and biological methods are used to control the thickness of the biofilm.

A membrane supported biofilm reactor uses modules having fine, hollow fibres, for example, made from melt spun thermoplastic polymers treated after spinning to increase their permeability to oxygen, used, for example, in tows or formed into a fabric. In one module, one or more sheets of the fabric are potted into a module to enable oxygen containing gas to be supplied to the lumens of the hollow fibres. Various reactors and processes, for example to treat wastewater, using such modules are described. Mechanical, chemical and biological methods, for example endogenous respiration, are used to control the thickness of the biofilm.

The invention discloses an integrated wind and solar energy conversion and energy storage power system which comprises wind energy storage units, a pressure tank and a solar heat collection pressure device, wherein the wind energy storage units comprise wind collection fans, speed changers, air compressors and air storage tanks; rotating shafts of the wind collection fans are connected with input shafts of the air compressors in a transmission manner by the speed changers; compressed air outlets of the air compressors are connected with the air storage tanks by pipelines provided with one-way valves; the air storage tanks are connected with the pressure tank by pipelines provided with one-way valves; the solar heat collection pressure device comprises a solar heat collector and a heat exchanger; the heat exchanger is arranged in the pressure tank; and the two ends of the heat exchanger are arranged outside the pressure tank, and connected with the solar heat collector to form a closed loop. The power system has the advantages that compressed air is generated by wind energy, and then heated by solar energy; generated high pressure gas drives a power device to complete energy conversion; and a complementary effect of the wind energy and the solar energy is achieved in a physical energy link.

The invention discloses application of zephyranthes candida in purifying livestock breeding biogas slurry, which belongs to the field of wastewater processing. The zephyranthes candida is planted in a livestock breeding biogas slurry pollution environment; and the function of the zephyranthes candida for absorbing pollution matters such as NH4+-N, TN, TP, CODcr in the livestock breeding biogas slurry, and the characteristics that the zephyranthes candida has tenacious vitality, can be planted directly, has no need to be managed specially, and is perennial are fully utilized, so that the problem of livestock breeding biogas slurry pollution is solved permanently. The investment is small, the operation cost is low, the effect is good, the operation is simple and easy to realize, the purifying effect in winter is ensured, and meanwhile, the secondary pollution can be avoided. The harvested zephyranthes candida has certain medicinal value, and can be used for treating febrile convulsion and epilepsy. The zephyranthes candida is utilized for processing wastewater, and the environment protection is combined with landscape construction and economic construction, so that a sustainable development idea taking consideration of sewage processing, ecological restoration, landscape construction and economic benefit is embodied, which is profound.

The invention discloses application of mentha haplocalyx in heavy metal waste water treatment and belongs to the field of waste water treatment. The technical scheme adopted by the invention is as follows: mentha haplocalyx is planted in a heavy metal waste water environment, the absorption effect of the mentha haplocalyx to pollutants such as Cr(VI), Zn(II) and the like in waste water and the characteristics of strong life force, direct planting, no special management and perennation of the mentha haplocalyx are utilized, the mentha haplocalyx is planted into the heavy metal polluted water environment, and heavy metal in the waste water is absorbed, thus the aim of purification is realized. According to the invention, the operating cost is low, the effect is good, the operation is simple and practicable, the purification effect is guaranteed while a new plant resource variety used for heavy metal waste water treatment is developed, and the mentha haplocalyx with medical value can be recycled and utilized, thus providing new thinking for deep development of heavy metal waste water treatment by adopting an ecological floating bed technology and achieving far-reaching significance.

The invention discloses an application of kousa dogwood to treatment of rural domestic wastewater in a combined system, belonging to the field of wastewater treatment. The problem of pollution caused by the rural domestic wastewater in a combined system is permanently solved by planting kousa dogwood in the rural domestic wastewater in a combined system and fully utilizing the characteristics that kousa dogwood absorbs the pollutants in the rural domestic wastewater in a combined system, such as NH4<+>-N, TN, TP and CODcr, and is perennial. The beneficial effects of the invention are as follows: the investment is small, the operating cost is low, the effects are good and the operation is simple and easy to carry out; harvested kousa dogwood is a medicinal and edible tree species as the fruit of kousa dogwood can be eaten when being fresh and can be used for making wine and vinegar, kousa dogwood has the functions of warming the stomach, inducing menstruation and promoting blood circulation when being used as a medicine, swelling can be eliminated by applying the fresh leaves of kousa dogwood to wounds, and blood can be replenished and irregular menstruation and abdominal pain of women can be treated by decocting the root and seeds of kousa dogwood with water and taking the decoction; environmental protection and economic construction are combined by treating the wastewater by utilizing kousa dogwood, so that the operation mode that the traditional ecological engineering depends on the government to invest capital over the years is expected to be changed; therefore kousa dogwood has profound significance.

The invention discloses application of pityrogramme calomelanos link in restoration of soil polluted by cadmium. The pityrogramme calomelanos link is planted in the soil polluted by the cadmium. Due to the absorption effect of the pityrogramme calomelanos link on the cadmium and tenacious vitality of the pityrogramme calomelanos link, the pityrogramme calomelanos link can be directly planted without special management, and the problem of cadmium pollution to the soil is solved permanently according to perennial characteristics. The pityrogramme calomelanos link has small investment, low operating cost and a good effect, is easy to operate and is practicable; secondary pollution can be prevented while a purification effect is ensured; the accumulated heavy metal can be recycled by an advanced technology, so that a certain economic benefit is created; and the pityrogramme calomelanos link is suitable to be popularized in a large area.

The invention discloses an application of pokeberry root in purifying livestock and poultry breeding biogas slurry, which belongs to the field of waste water treatment. The pokeberry roots are planted in livestock and poultry breeding biogas slurry polluted environments; and the absorbing effects of the pokeberry roots on NH4+-N, TN, TP, CODcr and other pollutants in the livestock and poultry breeding biogas slurry as well as characteristics of the pokeberry roots, like vigorous vitality, capability of being directly planted, no need of special management and perennation, are sufficiently utilized so that the livestock and poultry breeding biogas slurry pollution problem is permanently solved. The application of pokeberry root in purifying the livestock and poultry breeding biogas slurry, disclosed by the invention, has the advantages of less investment, low operation cost, good effect, simplicity and easiness in operation and capability of avoiding secondary pollution while the purifying effect of a constructed wetland system in winter is ensured. The harvested pokeberry roots have effects of eliminating phlegm, relieving cough, relieving asthma, resisting bacterial, resisting virus and the like. The waste water is treated by using the pokeberry roots so that environment protection and landscape construction are combined with each other, the sustainable development idea of taking sewage treatment, ecological restoration, landscape construction and economic benefit into consideration is reflected and characteristic of combined theoretical research and application research is obtained.

Disclosed herein are systems and methods for reducing the particulate matter content of an exhaust gas from a carbon black process.

The invention discloses application of Thalia dealbata in purifying of livestock and poultry breeding biogas slurry, which belongs to the field of waste water treatment. The Thalia dealbata are planted in pollution environments of livestock and poultry breeding biogas slurry, absorption effect of phytolaccatoxin on NH4+-N, troponin (TN), total protein (TP), chemical oxygen demand (CODcr) and other pollutants in the livestock and poultry breeding biogas slurry and characteristics of the Thalia dealbata of being tenacious in life force, capable of being directly planted, free of special management and perennial are made the best of so as to permanently solve the pollution problem of the livestock and poultry breeding biogas slurry. The application has the advantages of being small in investment, low in operation cost, good in effect, easy and simple to operate, remarkable in economic benefit and the like, can ensure purifying effect of an artificial wetland system in winter and simultaneously can avoid secondary pollution. By adopting the Thalia dealbata the Thalia dealbata to treat waste water, environment protection is combined with landscape construction, the sustainable development concept with consideration of sewage treatment, ecological restoration, landscape construction and economic benefit is reflected, and the application has the characteristics of combining theoretical research with application research.