SYSTEMS AND METHODS FOR ASSESSING AND OPTIMIZING ENERGY USE AND ENVIRONMENTAL IMPACT

• US 20090281677A1
• Filed: 05/12/2009
• Published: 11/12/2009
• Est. Priority Date: 05/12/2008
• Status: Abandoned Application

• Current Assignee: Ameresco Intelligent Systems LLC (Ameresco, Inc.)
• Original Assignee: Energy and Power Solutions, Inc.
• Inventors: Chang, Ricky, Subramanya, Shiva, Narasimhan, Sarathy, Botich, George, Pieter, Mark R.
• Application Number:
  US12/464,839
• Publication Number:
  US 20090281677A1
• Time in Patent Office: Days
• US Class Current: 700/295
• CPC Class Codes: G06Q 10/00 Administration; Management
• CPC Class Codes: G06Q 30/0283 Price estimation or determination
• CPC Class Codes: Y02P 90/845 Inventory and reporting systems for greenhouse gases [GHG]

Abstract

Systems and methods for assessing and optimizing energy use and environmental impact can be designed to receive energy consumption and emission data from one or more energy consumption sources of a facility over a network. The data can be transformed into a database format that can be processed and analyzed. The data can be validated according to predefined validation rules. The data can be aggregated according to predefined time intervals and stored in memory. The data can be used to generate a report to a user, for example, via a user interface.

Claims

1. A method for optimizing power consumption of manufacturing facilities, the method comprising:

receiving a plurality of energy consumption and emission data from one or more energy consuming devices operating in a facility over a network;

transforming the plurality of data into a format that can be processed;

validating the plurality of data;

aggregating the plurality of data at a defined interval;

performing one or more analyses on the plurality of data using one or more computing devices; and

storing the results of the one or more analyses in computer storage.

2. The method of claim 1, wherein the step of performing one or more analyses on the plurality of data comprises performing analyses for a plurality of time resolutions.

3. The method of claim 1, further comprising automatically sending information over the network to control the one or more energy consumption sources.

4. The method of claim 3, wherein the control information reduces the energy use and environmental impact of the one or more energy consumption sources.

5. The method of claim 1, further comprising generating a report based on the result of the one or more analyses.

6. The method of claim 5, further comprising outputting the report to a user via a web-based user interface.

7. The method of claim 5, wherein generating a report comprises displaying the real-time status of the one or more of the energy consumption sources.

8. The method of claim 7, further comprising continuously updating the real-time status displayed at the defined interval.

9. The method of claim 5, wherein the report comprises a cumulative total value over a user-selected time interval.

10. The method of claim 5, wherein the report comprises a comparison of the value of one or more of the energy consumption sources over one or more time intervals.

11. The method of claim 5, wherein the report comprises electrical energy use by the one or more energy consumption sources.

12. The method of claim 5, wherein the report comprises natural gas use by the one or more energy consumption sources.

13. The method of claim 5, wherein the report comprises alternate fuel use by the one or more energy consumption sources.

14. The method of claim 5, wherein the report comprises water use by the one or more energy consumption sources.

15. The method of claim 5, wherein the report comprises wastewater discharge by the one or more energy consumption sources.

16. The method of claim 1, further comprising calculating a resource cost and emission output for the aggregated data.

17. The method of claim 1, further comprising generating an alert if the plurality of data satisfies a predefined alert condition.

18. The method of claim 17, wherein generating the alert comprises transmitting the alert via electronic mail to an address associated with the predefined alert condition.

19. The method of claim 17, wherein generating the alert comprises displaying the alert via the graphical user interface.

20. The method of claim 17, wherein generating the alert comprises displaying the alert via text message.

21. The method according to claim 17 additionally comprising blocking alerts from being displayed if a quantity of alerts exceeds a predetermined value.

22. The method of claim 1, wherein transforming the data into a format that can be processed comprises transforming the data into a database management format.

23. The method of claim 1, wherein validating the plurality of data comprises a filler process to fill in missing data and/or to replace invalid data.

24. The method according to claim 1 additionally comprising displaying a representation of at least a portion of the plurality of data on a user interface display, and displaying a representation of characteristics of an event occurring any time range of the portion of the plurality of data, wherein the characteristics represented are not contained in the data received during the receiving step.

25. The method according to claim 1 additionally comprising automatically repeating the step of performing at predetermined intervals and transmitting the results to a user following each predetermined interval.

27. The system of claim 22, wherein the one or more energy consumption sources comprises a digital source.

28. The system of claim 22, wherein the one or more energy consumption sensors comprises an analog source.

29. The system of claim 22, wherein the data acquisition device comprises a programmable logic controller.

30. The system of claim 22, wherein the data acquisition device is further configured to output control signals for controlling the one or more energy consumption sources based on characteristics of the reports.

32. The system of claim 22, wherein the remote server comprises a plurality of servers.

33. The system of claim 22, wherein the remote server is configured to output the reports to client computers over the network.

34. The system of claim 22, wherein the remote server further comprises one or more disk storage devices.

35. The system of claim 22, wherein the network is a secure virtual private network.

37. The method according to claim 32, additionally comprising determining a threshold value corresponding to a first of the plurality of data and changing an appearance of the display of the first data when the value of the first data crosses the threshold.

39. The method according to claim 34 additionally comprising transmitting the third data to the client device continuously.

40. The method according to claim 34 additionally comprising manufacturing a second product with the first energy consuming device, wherein the step of determining energy usage of the first energy consuming device used for producing the first product comprises apportioning a portion of the total energy usage of the first energy consuming device to the production of the first product.

42. The method according to claim 37 wherein the predetermined sampling rate is at least one sample per second.

43. The method according to claim 37 wherein the first predetermined limited amount of time is at least 15 minutes.

45. The method according to claim 40 additionally comprising storing a second subset of the data corresponding to a second resolution lower than the first resolution.

46. The method according to claim 40 additionally comprising receiving a request from a client device over a network for data sufficient to generate a plot of data representing output of the at least one sensor spanning a first period of time, determining whether to transmit all of the data representing all of the output samples in or the first subset of the data based on a magnitude of the first period of time.

47. The method according to claim 42 additionally comprising transmitting either all of the data representing all of the output samples or at the first subset of the data based on the result of the step of determining.

52. The method according to claim 47 additionally comprising storing the predetermined condition on the server and analyzing the data to determine if the predetermined condition is satisfied by the data on the server.

26. A system for optimizing power consumption of manufacturing or production facilities, the system comprising:

one or more energy consuming devices;

a data acquisition device configured to receive data from the one or more energy consuming devices;

a computing device configured to poll the data acquisition device at a defined interval and receive sensor data corresponding to the defined interval, the computing device being configured to transform the data into a format that can be processed;

a remote server in communication with the computing device, the remote server configured to receive the formatted data corresponding to the defined interval over a network, the remote server comprising a computer memory that stores instructions for creating reports that describe energy usage and emissions output of the one or more energy consumption sensors and at least one processor that executes the stored instructions.

31. The system of claim 26, wherein the control signals reduce energy consumption and environmental impact of the one or more energy consumption sources.

36. A method for monitoring energy consumption or waste emissions of a facility comprising:

monitoring a plurality of data representing energy consumption or waste emissions of a facility;

identifying a subset of the plurality of data; and

displaying the subset of the plurality of data on a display device in a scrolling configuration.

38. A method of determining carbon emissions from a facility comprising:

manufacturing a first product with a first energy consuming device;

determining energy usage of the first energy consuming device used for producing the first product;

transmitting first data representing the energy usage of the first energy consuming device are producing the first product to a first server;

further manufacturing the first product with a second energy consuming device;

determining energy usage of the second energy consuming device used for producing the first product;

transmitting second data representing the energy usage of the second energy consuming device used for producing the first product to the server

determining an amount of carbon emitted to produce the first product based on the determination of energy usage of the first energy consuming device and the determination of energy usage of the second energy consuming device;

transmitting third data representing the amount of carbon emitted from the server to a client device.

41. A method of monitoring energy consumption or waste emissions from a facility, the method comprising:

operating a plurality of devices, each of the plurality of devices either consuming energy or emitting waste;

continuously detecting performance characteristics of each of the plurality of devices at a predetermined sampling rate;

transmitting data representing the performance characteristics of each of the plurality of devices to a server;

determining if the data transmitted to the server represents all of detected performance during the step of continuously detecting over a first predetermined limited amount of time;

storing an amount of the data corresponding the first predetermined limited amount of time in an area of a server reserved for data that has been verified as complete.

44. A method of preparing data for analysis, comprising:

sampling output from at least one sensor at a first frequency;

storing data representing all of the output samples in the step of sampling;

storing a first subset of the data corresponding to first resolution lower than the data representing all of the output samples.

49. The method according to claim 44, wherein the step of transmitting an electronic message to the user comprises sending an e-mail to the user.

50. The method according to claim 44 additionally comprising in putting the predetermined condition to the client device.

51. The method according to claim 44, wherein the step of storing data comprises storing the data on a server.

48. A method of alerting a user of a system for collecting data representing performance characteristics of a facility wherein the system is configured to allow the user to request the data, the method comprising:

sampling the output of the plurality of sensors of a facility;

storing data representing the output of the plurality of sensors;

transmitting the data to a client device over a network in response to a request for the data from a user operating the client device;

transmitting an electronic message to the user without receiving a request from the user if the data satisfies a predetermined condition determined by the user.