36results about How to "Promote commercial development" patented technology

This invention relates to a compound proton exchange film of a high temperature proton exchange film fuel battery, characterizing that said film is a multiplayer proton exchange film composite by multiplayer multi-hole polymer intensified compound proton exchange films. The multi-hole polymer is a buck Teflon micro-hole film, which makes up of the multi-hole polymer enhanced compound proton exchange film together with the inorganic nm particles and solid poly-electrolyte fillers. The preparation method of the exchange film is: a micro- pore film is pre-processed and fastened filled by inorganic nm particles and solid poly electrolytes to be rolled to single layer multi-hole polymer intensified proton exchange film to be laminated and hot-pressed to form a multiplayer proton exchange film.

The invention relates to a fuel cell technology, and aims to provide preparation of a monatomic palladium catalyst and application of the monatomic palladium catalyst in a direct formic acid fuel cell. The preparation method comprises the following steps of: preparing an o-phenylenediamine cyclodextrin inclusion compound from o-phenylenediamine and [beta]-cyclodextrin, adding the o-phenylenediamine cyclodextrin inclusion compound into a chloropalladic acid solution, and performing stirring to obtain a palladium coordinated o-phenylenediamine cyclodextrin inclusion compound solution; adding sodium chloride, carrying out liquid nitrogen flash freezing, and performing drying to obtain a precursor; carbonizing the precursor under the protection of nitrogen atmosphere, performing cooling, washing and drying to obtain the monatomic palladium catalyst. The technical route is simple, universality is achieved, and generation of impure phases can be avoided. The monatomic palladium catalyst hashigher electrocatalytic activity, and the cost can be effectively reduced. The co-catalytic application of the monatomic palladium catalyst and the cocatalyst (VO)SO4 provides a new thought for the design and performance improvement of the direct formic acid fuel cell, and is beneficial to the commercial development of the fuel cell.

The invention relates to a producing method of anode supporting yttrium oxide stable zirconium oxide electrolyte membrane. It relates to the producing method of electrolyte membrane used in solid oxygen compound fuel battery. It is produced following the steps: making multi-hole anode supporting; making YSZ electrolyte membrane on the surface of the supporting; forming ethyl cellulose terpilenol solution; adding YSZ powder into the solution and grinding for over two hours to form electrolyte stuff; spreading the stuff on the surface of supporting; sintering the dried anode supporting and the electrolyte membrane to gain anode supporting YSZ electrolyte membrane. The electrolyte membrane produced following the invention is equality and compact. Its thickness is between 10-30mucrometer. The cost of the device is low, and the operation is easy and fast. Meanwhile the ideal output power density of fuel cell is ensured.

The invention discloses a preparation method of a cathode interface layer of an organic photoelectric device based on a conjugated polyelectrolyte, which comprises the following steps: (1) preparing anion conjugated polyelectrolyte and cationic conjugated polyelectrolyte solutions; Perform surface treatment to obtain a charged substrate; (3) immerse the charged substrate in a conjugated polyelectrolyte solution opposite to the charged charge, absorb a layer of conjugated polyelectrolyte on the charged substrate, wash and dry; (4) Soak the charged substrate in a conjugated polyelectrolyte solution that is electrically opposite to the polyelectrolyte solution described in step (3), absorb a layer of polyelectrolyte on the charged substrate, wash and dry; (5) repeat steps (3)~( 4), obtaining the cathode interface layer of the organic photoelectric device. The invention also discloses the application of the cathode interface layer of the organic photoelectric device. The preparation method of the invention is simple to operate, and the experimental conditions are easy to control, and the obtained cathode interface layer has efficient cathode interface modification ability.

The invention belongs to the field of electric power system technology and especially relates to a small signal stability analysis method for a wind storage isolated network system. The method improves the operation reliability of the wind storage isolated network system. The method comprises the steps: step1, determining constitution of the wind storage isolated network system, step2, establishing a mathematical model of the wind storage isolated network system according to the constitution of the wind storage isolated network system, step3, establishing a wind storage isolated network system small signal linearization matrix equation according to the established mathematical model of the wind storage isolated network system, step4, calculating a characteristic constant of the small signal linearization matrix equation, and step5, judging the small signal stability of the wind storage isolated network system according to Lyapunov linear system stability criterion.

The invention relates to the method used to purify the common mixed black tea fungus liquid to gain distillers yeast strain. Its features are that it includes the following steps: purifying and separating the family or market black tea fungus liquid; processing fungus seed identification as the microbial taxonomy for the many purified yeast strains; filtering by inclined plane fungus seed inoculating static cultivation black tea fungus; it uses microbiology technique to separate and purify the black tea fungus main distillers yeast strain from the traditional black tea fungus drink to culture pure sweet particular black tea fungus. This technology has the advantages of no hetero fungus pollution, easy storage, stable product quality, easy industrialization production and product commercialization.

The invention discloses a laminated solar cell based on a nanocrystal composite center and a preparation method thereof. Specifically, the preparation method includes the following three steps: 1) preparation of the front sub-cell; 2) preparation of the recombination center; and 3) preparation of the rear sub-cell. The invention uses lead sulfide nanocrystals as the hole transport layer of the recombination center, which not only has the characteristics of simple operation of the solvent method, but also has the device stability that the traditional solvent method material lacks; the new recombination center and lead sulfide colloidal quantum dot solar cell The system is more compatible, and its efficiency is much higher than that of the reported lead sulfide quantum dot stack device; the temperature of the whole preparation process is controlled within 140 ° C, and it is all carried out in the air. The process is simple and does not require an inert gas atmosphere. The preparation method of the invention breaks through the existing technical bottleneck, and provides a certain guiding role for further improving the photoelectric conversion efficiency of the device and promoting its commercial development.