Patent ID: 6950730
Filing Date: 2005-09-27
Classification: G07F,H02J,Y02B,Y02E,Y04S

Abstract:
1. System for showing the origin of a certain amount of electrical energy generated by a first method comprising use of a renewable energy source, which is transported via a network which transports electrical energy generated by a second method comprising use of a source other than a renewable energy source, wherein the system comprises: at least one device for producing certificates which represent a quantity of electrical energy generated by the first method; a system for transferring the thus produced certificates to consumers through the network; at least one measuring and interrupting device for connecting between the network and a consumer of electrical energy for proportionally reducing the energy representing the certificate in accordance with the electrical energy generated by the first method flowing through the device and for transmitting electrical energy generated by the first method when the certificate represents energy generated by the first method; wherein the measuring and interrupting device transmits electrical energy generated from the second method when the certificate does not represent energy generated by the first method.