Phase-change heat-storage thermal power generation system

A phase-change heat-storage thermal power generation system includes a solar receiver having a first entrance and a first exit; a working fluid for flowing into and then out of the solar receiver; a valve for controllably closing or opening the first exit; a first storage tank communicating with the first exit; a first thermal tank accommodating the first storage tank; a first phase-change material filled between the first thermal tank and the first storage tank; a thermal power generation device having a second entrance and a second exit; the working fluid can flow into the thermal power generation device from the second entrance and flow out of the second exit.; and a second storage tank communicating with the second exit and the first entrance; the working fluid can flow out of the second exit to enter the second storage tank and then flow back to the first entrance.

ANTI-CORROSION FILM, METAL SUBSTRATE WITH ANTI-CORROSION LAYER AND MANUFACTURING METHOD THEREOF

The present invention relates to an anti-corrosion film, a metal substrate with an anti-corrosion layer and a manufacturing method thereof. The anti-corrosion film is at least one selected from the group consisting of: a Zr-based metallic glass film formed of Formula 1, a Zr—Cu-based metallic glass film formed of Formula 2, and a Ti-based metallic glass film formed of Formula 3, Formula 4 or Formula 5, wherein Formula 1 to Formula 5 are as described in the specification. 1. An anti-corrosion film , comprising at least one selected from the group consisting of: a Zr-based metallic glass film formed of Formula 1 , a Zr—Cu-based metallic glass film formed of Formula 2 , and a Ti-based metallic glass film formed of Formula 3 , Formula 4 or Formula 5 ,{'br': None, 'sub': a', 'b', 'c', 'd', '100-x', 'x, '(ZrCuNiAl)Si, \u2003\u2003[Formula 1]'} {'br': None, 'sub': e', 'f', 'g', 'h', '100-y', 'y, '(ZrCuAlAg)Si, \u2003\u2003[Formula 2]'}, 'wherein, 45≦a≦75, 25≦b≦35, 5≦c≦15, 5≦d≦15, and 0.1≦x≦10,'} {'br': None, 'sub': i', 'j', 'k', 'l', 'm, 'TiCuPdZrSi, \u2003\u2003[Formula 3]'}, 'wherein, 35≦e≦55, 35≦f≦55, 5≦g≦15, 5≦h≦15, and 0.1 ≦y≦10,'} {'br': None, 'sub': n', 'o', 'p', 'q, 'TiTaSiZr, \u2003\u2003[Formula 4]'}, 'wherein, 40≦i≦75, 30≦j≦40, 10≦k≦20, 5≦l≦15, and 0.05≦m≦2,'} {'br': None, 'sub': r', 's', 't', 'u, 'TiCuZrPd, \u2003\u2003[Formula 5]'}, 'wherein, 30≦n≦80, 0≦o≦40, 1≦p≦20, and 5≦q≦40,'}wherein, 40≦r≦75, 30≦s≦40, 5≦t≦15, and 10≦u≦20.2. The anti-corrosion film of claim 1 , wherein the anti-corrosion film is the Zr-based metallic glass film formed of Formula 1 claim 1 , the Zr—Cu-based metallic glass film formed of Formula 2 claim 1 , or the Ti-based metallic glass film formed of Formula 3 claim 1 , Formula 4 or Formula 5.3. The anti-corrosion film of claim 1 , wherein the anti-corrosion film is a (ZrCuNiAl)Simetallic glass film or a (ZrCuAlAg)Simetallic glass film.4. A metal substrate with an anti-corrosion layer claim 1 , comprising:a metal substrate; and {'br': None ...

Preparation method of electrolytes for solid oxide fuel cells

The preparation method of electrolytes provided by the present invention includes a first solid oxide powder and a second solid oxide powder, both of which are prepared by using a sol-gel process and a calcination process. Each of the first and second solid oxide powders is a Perovskite-type oxide. After the first and second solid oxide powders are readily mixed, they are compressed into a pellet and then sintered to prepare the afore-mentioned electrolytes for SOFC. It is found in the present invention that by mixing and compressing different solid oxide powders, the solid oxide powder having smaller particle size can fill into the gaps of the other solid oxide powder. After the pellet is sintered, the density of the product is significantly improved.

SERIES-CONNECTED FUEL CELL ASSEMBLY

A series-connected fuel cell assembly includes a plurality of electrode plates and a plurality of exchange membranes. Each of the exchange membranes is held between two of the electrode plates. The electrode plates include at least three outer electrode plates, each of which is provided with a connecting surface. The connecting surface of one of the outer electrode plates faces toward the connecting surfaces of two of the other outer electrode plates. At least one of the exchange membranes is located between every two face-to-face connecting surfaces of the outer electrode plates. As a result, the series-connected fuel cell assembly has the advantages of less thickness, high voltage, simple manufacturing process, and low cost. 1. A series-connected fuel cell assembly comprising a plurality of electrode plates and a plurality of exchange membranes , wherein each of the exchange membranes is held between two of the electrode plates , the electrode plates having at least three outer electrode plates , each of which is provided with a connecting surface , the connecting surface of one of the outer electrode plates facing toward the connecting surfaces of two of the other outer electrode plates , at least one of the exchange membranes being located between every two face-to-face connecting surfaces of the outer electrode plates.2. The series-connected fuel cell assembly as claimed in claim 1 , wherein the electrode plates further comprise a plurality of inner electrode plates claim 1 , a plurality of the exchange membranes and at least one of the inner electrode plates being located between every two face-to-face connecting surfaces of the outer electrode plates claim 1 , each of the exchange membranes being held between one of the inner electrode plates and one of the outer electrode plates or between two of the inner electrode plates.3. The series-connected fuel cell assembly as claimed in claim 1 , wherein the outer electrode plates comprise an external connecting ...

Preparation method of electrolytes for solid oxide fuel cells

The preparation method of electrolytes provided by the present invention involves applications of a first solid oxide powder and a second solid oxide powder, both of which are prepared by using a sol-gel process and a calcination process. Each of the first and second solid oxide powders is a Perovskite-type oxide. After the first and second solid oxide powders are readily mixed, they are compressed into a pellet and then sintered to prepare the afore-mentioned electrolytes for SOFC. It is found in the present invention that by mixing and compressing different solid oxide powders, the solid oxide powder having smaller particle size can fill into the gaps of the other solid oxide powder. After the pellet is sintered, the density of the product is significantly improved.

METHOD FOR FORMING A THERMOELECTRIC FILM HAVING A MICRO GROOVE

A method for forming a thermoelectric film having a micro groove includes the following steps: A) forming a plurality of parallel sacrificing wires by electrospinning, a diameter of each sacrificing wire being 100-500 nm; B) coating a thermoelectric film having a thickness of 80-200 nm on a part of a surface of each sacrificing wire; and C) removing the sacrificing wires from the thermoelectric films and thus obtaining the thermoelectric films each having the micro groove, a radio side of each thermoelectric film being open to the surroundings. The thermoelectric films finally prepared can have higher size uniformity without the disadvantage of catalyst residual. Further, the thermoelectric films each have a size smaller than the mean free path of phonons in one dimension, and thus the thermoelectric properties of the thermoelectric films can be improved. 1. A method for forming a thermoelectric film having a micro groove , comprising the following steps:A) forming a plurality of parallel sacrificing wires by electrospinning, a diameter of each sacrificing wire being 100-500 nm;B) coating a thermoelectric film having a thickness of 80-200 nm on a part of a surface of each sacrificing wire; andC) removing the sacrificing wires from the thermoelectric films and thus obtaining the thermoelectric films each having the micro groove, a radio side of each thermoelectric film being open to the surroundings.2. The method of claim 1 , wherein a lateral profile of each thermoelectric film having a half-rounded contour line which defines the micro groove.3. The method of claim 1 , wherein in the step A) claim 1 , a grounded metal plate is used to collect the sacrificing wires claim 1 , the metal plate has a longitudinal slot formed thereon so that the sacrificing wires span the longitudinal slot laterally and are parallel to each other.4. The method of claim 3 , further comprising the following step between steps A) and B):A2) collecting the sacrificing wires from the metal ...

Anti-corrosion film, metal substrate with anti-corrosion layer and manufacturing method thereof

本發明係有關於一抗腐蝕膜、形成有抗腐蝕層之金屬基材以及其製備方法，其中抗腐蝕膜係包含：至少一選自由：由式1所形成之一鋯基金屬玻璃膜、由式2所形成之一鋯銅基金屬玻璃膜、以及由式3、式4或式5所形成之一鈦基金屬玻璃膜所組成之群組，其中式1至式5如說明書所示。

Provision of operational definitions in a wireless communication system

Fuel cells with conductive hydrophobic materials

陶瓷金屬膜、其製造方法及其應用

本發明係有關於一種陶瓷金屬膜，其可由複數個陶金顆粒組成，其中，該些陶金顆粒可包括：一陶瓷顆粒，其組成可包括ABO3或AB1-xMxO3-δ，其中，A可為鋇(Ba)、鈣(Ca)及鍶(Sr)之至少一者，B可為鈰(Ce)及鋯(Zr)之至少一者，M可為鑭系元素、鈧(Sc)或釔(Y)，0≦x≦0.2，且δ係表示該陶瓷顆粒晶格結構中之氧缺陷數且0＜δ＜3；以及一金屬層，可設置於該陶瓷顆粒表面，並完全包覆該陶瓷顆粒。

用於固態氧化物燃料電池之電解質製備方法

本發明之電解質製備方法係包括一第一固態氧化物粉末及一第二固態氧化物粉末，該第一、第二固態氧化物粉末係各別由其前驅物以溶膠凝膠法製成膠體後經煆燒而成，且該第一、第二固態氧化物粉末各為一種鈣鈦礦型氧化物，將第一、第二固態氧化物粉末均勻混合後，壓縮成混合粉末片，將所得混合粉末片加以燒結，即製得所述用於固態氧化物燃料電池之電解質。本發明發現，藉由將不同固態氧化物粉末混合、壓縮之後，顆粒較小的固態氧化物粉末可以填入另一固態氧化物粉末的孔隙中，再經過燒結之後，所得到的產物的緻密度可得增加，其功效十分顯著。

微溝渠熱電材料膜形成方法

一種微溝渠熱電材料膜形成方法，其包括下列步驟：A)利用靜電紡絲形成多數彼此平行的犧牲材線，犧牲材線的直徑介於100-500nm；B)於犧牲材線的局部表面形成膜厚介於80-200nm的熱電材料膜；以及C)將犧牲材線自熱電材料膜去除，得到具有微溝渠的熱電材料膜，該熱電材料膜在徑向上的一側呈開放狀。 藉由上述方法所形成的微溝渠熱電材料膜具有較佳的尺寸均一性，且不會有催化劑殘留的問題，同時該微溝渠熱電材料膜在一維方向上具有小於聲子平均自由徑的尺寸，因此所形成的微溝渠熱電材料膜具有較佳的熱電性質。