摘要:
A power distribution system includes at least one power distribution device and a computer coupled to the power distribution device, wherein the computer includes a memory area configured to store a hierarchy of the power distribution device. The computer is configured to adjust a first voltage level of a first power distribution device, wherein the first power distribution device is a first tier of the hierarchy, and adjust at least a second voltage level of at least a second power distribution device, wherein the second power distribution device is a second tier of the hierarchy. The computer is also configured to generate a switch plan for the power distribution device based on the adjusted first voltage level and the adjusted at least a second voltage level.
摘要:
A power distribution system includes at least one power distribution device and a computer coupled to the power distribution device, wherein the computer includes a memory area configured to store a hierarchy of the power distribution device. The computer is configured to adjust a first voltage level of a first power distribution device, wherein the first power distribution device is a first tier of the hierarchy, and adjust at least a second voltage level of at least a second power distribution device, wherein the second power distribution device is a second tier of the hierarchy. The computer is also configured to generate a switch plan for the power distribution device based on the adjusted first voltage level and the adjusted at least a second voltage level.
摘要:
In an embodiment, a method includes determining a path between a power source and a tie switch in a feeder within a model of a power distribution network. The method also includes determining one or more ratings respectively associated with one or more transformers located on the path. The method also includes determining one or more loads respectively associated with the one or more transformers located on the path. The method also includes determining one or more available capacities respectively associated with the one or more transformers based, at least in part, upon the one or more ratings and the one or more loads respectively associated with the one or more transformers. The method also includes assigning an available capacity to the tie switch in the model based, at least in part, on the one or more available capacities respectively associated with the one or more transformers, such that the model indicates how much power may be supplied by the feeder, upon activation of the tie switch, to restore power to a portion of the power distribution network.
摘要:
Articles comprising neat, aligned carbon nanotubes and methods for production thereof are disclosed. The articles and methods comprise extrusion of a super acid solution of carbon nanotubes followed by removal of the super acid solvent. The articles may be processed by wet-jet wet spinning, dry-jet wet spinning, and coagulant co-flow extrusion techniques.
摘要:
A coated fabric includes a reinforcement, a first coating disposed on the reinforcement, and a second coating disposed on the first coating. The first coating includes perfluoropolymer. The second coating includes perfluoropolymer and a silicone polymer in an amount in a range of 2 wt % to 30 wt %.
摘要:
In one embodiment, a system includes a coordinated distribution optimization (CDO) system. The CDO system includes a processor configured to coordinate execution of a plurality of independent electrical network applications. Each of the plurality of independent electrical network applications is configured to alter one or more operational parameters of a power grid based on one or more respective objectives and based on power grid operational data, and the execution of the plurality of independent electrical network applications is coordinated by the CDO system to block the power grid from entering an abnormal state. The CDO system further comprises a network interface configured to receive the power grid operational data from a controller of the power grid, and wherein the power grid operational data comprises current values for the one or more operational parameters of the power grid.
摘要:
Described herein are embodiments of methods and systems of phase identification. One embodiment of the method comprises adjusting one or more operational characteristics of an electrical device; receiving information about changes in at least one electrical parameter of one or more phases of a poly-phase electrical system that provides electrical energy to the electrical device; correlating the changes in the at least one electrical parameter of the one or more phases of the poly-phase electrical system that provides electrical energy to the electrical device with the adjustment of the one or more operational characteristics of the electrical device; and identifying the one or more phases of the poly-phase electrical system that provide electrical energy to the electrical device based upon the correlation of the changes in the at least one electrical parameter of the one or more phases of the poly-phase electrical system that provides electrical energy to the electrical device with the adjustment of the one or more operational characteristics of the electrical device.
摘要:
A multilayer construction includes a barrier layer having first and second major surfaces and including a polyimide material, a first outer layer directly bonded to and in direct contact with the first major surface of the barrier layer, and a second outer layer directly bonded to an in direct contact with the second major surface of the barrier layer. The first and second outer layer including a thermoplastic polymer. The first and second outer layers form first and second opposite outer surfaces of the multilayer construction.
摘要:
There are disclosed an international roaming method, a roaming processing device and a communication system for international roaming of an international roaming subscriber of a first operator in a third operator network. When the international roaming subscriber of the first operator provided with a first operator IMSI and a second operator IMSI. roams in the third operator network, the roaming processing device of a second operator modifies a first signaling message from a first operator network and carrying the first operator IMSI to a second signaling message carrying the second operator IMSI and transmits the second signaling message to the third operator network. and modifies a third signaling message from the third operator network and carrying the second operator IMSI to a fourth signaling message carrying the first operator IMSI and transmits the fourth signaling message to the first operator network. There is also disclosed a gateway device.
摘要:
An outer suspension type lens shielding mask for a projection apparatus including a sheet body and holding element, in which a rectangular hole is opened in the sheet body, and the sheet body is combined with the holding element to be fixed on a projection apparatus Another outer suspension type lens shielding mask includes a base plate, in which a rectangular hole is opened in the middle part thereof, and upper and lower adjustable plates are installed behind the base plate An open rectangular notch is respectively disposed at the middle parts of the upper and the lower adjustable plates. An adjustment mechanism includes a plurality of connecting elements connected to the base plate and the upper and the lower adjustable plates for adjusting the relative positions thereof, to avoid bad shadows yielded outside of a picture due to light diffraction and improve the quality of visual amusement.