| 5519622 |
Real time, economic-impact display system for consumers of commoditized electric power |
| May-21-1996 |
This invention describes a method for presenting, in near real-time, information that guides consumers of variably priced electricity in the cost efficient management of its consumption. The method employs... |
| 5502652 |
Method and apparatus for measuring heat transfer in small diameter pipes using acoustic signals |
| Mar-26-1996 |
Methods and apparatae for metering energy consumption in a mass transfer heat delivery system using acoustic signals. A first type of method uses the phase difference between two simultaneously generated... |
| 5469365 |
Power monitor unit |
| Nov-21-1995 |
A unit monitors power and reports to a central location. The unit receives an A/C power signal to be monitored, senses a zero crossing of the A/C power signal, and delays an interval so as to sample the... |
| 5446374 |
Potentiometer multiplier circuit, and an electrical energy meter including such a circuit |
| Aug-29-1995 |
A circuit has two multiplier modules. Each multiplier module has at least one controllable potentiometer for adjusting the amplitude ratio between an output signal and an input signal of the module. The... |
| 5432710 |
Energy supply system for optimizing energy cost, energy consumption and emission of pollutants |
| Jul-11-1995 |
An energy supply system for supplying, in system interconnection, power received at a power receiving equipment from a power plant and power generated by a fuel cell to a power consuming installation,... |
| 5424958 |
Real time resource allocation |
| Jun-13-1995 |
The method allocates a demanded amount of power to a plurality of power output apparatus, each power apparatus having characteristic curves associated therewith, and the total power outputted from the... |
| 5404314 |
Real time environmental load allocation |
| Apr-4-1995 |
The method allocates a demanded amount of power to a plurality of power output apparatus, each power output apparatus having an emissions curve associated therewith, such that each of the power output... |
| 5301122 |
Measuring and monitoring system |
| Apr-5-1994 |
A system for monitoring power usage of various devices at remote facilities is described. The system employs sensors at each facility to sense the on/off condition of the devices. A processor at each facility,... |
| 5289362 |
Energy control system |
| Feb-22-1994 |
A control system for controlling a climate control device, such as an HVAC device within a premise, utilizes real time price tier data supplied by the utility company to achieve economical temperature... |
| 5278772 |
Real-time economic load allocation |
| Jan-11-1994 |
The method allocates a demanded amount of power to a plurality of power output apparatus, each power output apparatus having a cost curve associated therewith, such that each of the power output apparatus... |
| 5270958 |
Method and apparatus for automatic return from test mode |
| Dec-14-1993 |
The apparatus for automatic return from test mode includes a switch or optical port on a meter bezel for initiating, upon user actuation, the storing of customer billing data in a meter register and converting... |
| 5270704 |
Autonomous pulse reading and recording system |
| Dec-14-1993 |
An autonomous pulse reading and recording system is aimed at expediting centralised reading of meters generating or sending out pulses, likewise expediting consumption billing. The system is specifically... |
| 5243536 |
Method and apparatus for measuring volt-amps reactive power using synthesized voltage phase shift |
| Sep-7-1993 |
In the present invention, true volt-amperes reactive power is measured by sampling instantaneous voltage values of voltage and substantially simultaneously instantaneous values of current of an arbitrary... |
| 5237507 |
System for developing real time economic incentives to encourage efficient use of the resources of a regulated electric utility |
| Aug-17-1993 |
The electric utility industry is inexorably being forced into a less regulated, more competitive, and more conservation oriented mode of operation. It is therefore inevitable that electric energy will... |
| 5216623 |
System and method for monitoring and analyzing energy characteristics |
| Jun-1-1993 |
A system for monitoring various, diverse energy characteristics of an energy consuming system. The system includes a data gathering device that accumulates data representing each of the sensed energy characteristics... |
| 5214587 |
Device for monitoring utility usage |
| May-25-1993 |
A device (10) for monitoring utility usage comprising a meter sensor assembly (16) attached to a utility meter (14) and a customer interface unit (20) placed inside a building (12). Sensor signals from... |
| 5153837 |
Utility consumption monitoring and control system |
| Oct-6-1992 |
The present invention is a digital and analog system for generating an energy log for instant recall and display. The system is permanently programmed in read-only memory with the task of scanning sensor... |
| 5146067 |
Prepayment metering system using encoded purchase cards from multiple locations |
| Sep-8-1992 |
A prepayment system for dispensing utilities using mag-stripe cards is disclosed wherein an accounting computer in a central office is used in conjunction with point-of-sale machines for encrypting a value... |
| 5136514 |
Tariff arrangement with secure bidirectional interface |
| Aug-4-1992 |
A tariff arrangement which is preferably intended for an electricity meter comprises a microprocessor, a data memory and a bidirectional interface for transfer of data with a read-out device. For the duration... |
| 4998024 |
Energy controlling system for time shifting electric power use |
| Mar-5-1991 |
The disclosed system reduces power use during peak loads by automatically shifting the energization of the water heater to periods of off-peak power use. An energy controller maintains a calendar clock... |
| 4949272 |
Flexible billing rate for mail communication systems |
| Aug-14-1990 |
A communication system for processing information for distribution, including: a central data station, a plurality of user stations, a communication link interconnecting the user stations with the central... |
| 4924404 |
Energy monitor |
| May-8-1990 |
An energy monitor for monitoring energy consumed by each of a plurality of energy consuming devices is disclosed. The energy monitor comprises a processor, a memory, means for storing energy usage rate... |
| 4908769 |
Commodity metering systems |
| Mar-13-1990 |
A multi-rate commodity metering system comprises an electronic key containing an EEPROM, and a meter for metering the commodity and having a receptacle for receiving the key. The meter also contains a... |
| 4858141 |
Non-intrusive appliance monitor apparatus |
| Aug-15-1989 |
A non-intrusive monitor of energy consumption of residential appliances is described in which sensors, coupled to the power circuits entering a residence, supply analog voltage and current signals which... |
| 4852030 |
Time-of-use-meter with a calendar of cyclic events |
| Jul-25-1989 |
A time-of-use meter is provided with a means for storing a plurality of identifiers that each represent a cyclic event. These cyclic events are described in such a way that a single word of storage is... |
| 4814996 |
Portable energy cost calculation |
| Mar-21-1989 |
For measuring the current cost of an appliance, current cost-measuring apparatus includes a line voltage unit, which plugs into an electric outlet and into which the appliance is plugged, and a remote... |
| 4805114 |
Economical dispatching arrangement for a boiler system having a cogenerative capability |
| Feb-14-1989 |
An economical despatching arrangement for despatching load and fuel assignments on a multi-boiler cogenerative type steam generating plant includes a logic arrangement of determining a present value of... |
| 4803632 |
Intelligent utility meter system |
| Feb-7-1989 |
A data processor type utility meter for electricity, and/or water, gas and therms, is provided with a display which successively displays any or all of the following: (1) the meter serial number, (2) cumulative... |
| 4757456 |
Device and method for utility meter reading |
| Jul-12-1988 |
A method and apparatus are described for directing operators to a plurality of locations to gather data in a portable data collection apparatus. The method provides for data compression for efficient utilization... |
| 4675828 |
Energy cost allocation system |
| Jun-23-1987 |
A system for allocating energy use among a plurality of heat exchange terminals each of which includes a heat exchanger and an electrically driven motor and electrical controls for controlling the operation... |
| 4674056 |
Portable billing machine |
| Jun-16-1987 |
A portable meter-billing machine, for issuing bills to the customers of public utilities such as town gas and electricity which are supplied to the consumers through meters at the consumer's premises,... |
| 4630211 |
Watt-hour meter display for informing consumer of energy consumption |
| Dec-16-1986 |
The circular array of 200 equally angularly spaced marks about the surface of the rotating calibration disk of a watt-hour meter is optically sensed to provide a series of meter pulses indicative of the... |
| 4591988 |
Energy cost allocation method and system |
| May-27-1986 |
A method for allocating energy costs comprises sensing a first parameter; comparing the sensed parameter with a selectable value of the parameter; initiating recording of data when the sensed parameter... |
| 4568934 |
Computer controlled energy monitoring system |
| Feb-4-1986 |
Apparatus for monitoring and displaying energy consumption which comprises at least one communications channel, at least one group of remote stations each comprising a plurality of information channels... |
| 4516213 |
Multiple rate metering system |
| May-7-1985 |
A multiple rate metering system suitable for use with an existing single rate, electromechanical electricity meter employing an Eddy current disc mounted in a casing, comprises a first unit mountable inside... |
| 4511979 |
Programmable time registering AC electric energy meter having randomized load control |
| Apr-16-1985 |
An electric energy meter for measuring various parameters of electrical energy consumption during time differentiated billing rate periods, and for controlling a load. A clock produces periodic timing... |
| 4481590 |
Vending machine control circuit |
| Nov-6-1984 |
A vending machine control circuit having a plurality of capacitively coupled switches for enabling a customer to indicate his choice of a product to be vended. A logic circuit is responsive thereto for... |
| 4449187 |
Device for indirectly monitoring cumulative cost of utility consumption |
| May-15-1984 |
An electromechanical device for indirectly monitoring consumption of a utility in the home or commercial environment, using a clock to measure the time of operation of the utility consuming device and... |
| 4446528 |
Shoppers calculator |
| May-1-1984 |
A hand-held apparatus is provided for determining the most economical purchase among products available in at least two sizes and at different prices, in conjunction with a price reduction product ("cents... |
| 4442492 |
Device for central reading and registration of customers' power consumption |
| Apr-10-1984 |
A device is disclosed for central and automatic reading, registration and control of energy consumption meters located at consumer locations. The communiction between producer and consumer is made through... |
| 4405987 |
Measuring processes and apparatus for determining tariff values for energy consumers |
| Sep-20-1983 |
In a measuring process for determining a tariff value for energy consumed, fixed quantity pulses are produced by means of a pulse generator 6 associated with a consumption meter 3. Measurement values which... |
| 4399510 |
System for monitoring utility usage |
| Aug-16-1983 |
Electronic circuitry monitors the electrical energy consumption of a system and displays the current cost of the energy usage. The projected monthly billing cost is calculated at the current rate of consumption,... |
| 4387296 |
Portable utility billing apparatus |
| Jun-7-1983 |
A lightweight portable utility billing apparatus is described for enabling a utility (private or public) meter reader to: (1) read utility meters of a number of utility customers on a selected route and... |
| 4352164 |
Data recording method and apparatus |
| Sep-28-1982 |
A method and apparatus for recording utility meter readings is disclosed. The apparatus includes a solid state memory an internal clock and an input/output unit which, among other things, causes meter... |
| 4351028 |
Meters for measuring electrical energy consumption |
| Sep-21-1982 |
An electrical energy consumption meter for use on a consumer's premises has data processing means responsive to the sensed voltage and current and to data such as tariff rates and clock information, for... |
| 4334278 |
Shoppers coupon calculator |
| Jun-8-1982 |
A hand-held apparatus is provided for determining the most economical purchase among products available in at least two sizes and at different prices, in conjunction with a price reduction product ("cents... |
| 4317175 |
Dynamic rate integrating demand monitor |
| Feb-23-1982 |
A dynamic rate integrating demand monitor which measures electric power to a customer load at closely-spaced time intervals and prices that load at each such interval on the basis of a predetermined set... |
| 4291375 |
Portable programmer-reader unit for programmable time registering electric energy meters |
| Sep-22-1981 |
A portable programmer-reader unit for programmable time registering AC electric energy meters utilizing replaceable program control data includes plural memory locations for programming, time and date... |
| 4261037 |
System for monitoring utility usage |
| Apr-7-1981 |
Electronic circuitry monitors the electrical energy consumption of a system and displays the current cost of the energy usage. The projected monthly billing cost is calculated at the current rate of consumption,... |
| 4233590 |
Supplemental energy register |
| Nov-11-1980 |
A supplemental energy register in which successive increments of consumed electrical energy are detected at a kilowatthour meter, and are translated into electrical pulse signals. Digital calculation and... |
