Energy Demand Monitoring System and Smart micro-Grid Controller
An electronic monitoring system comprises an analog front end that receives as input the output of a current transformer connected to a load, wherein the analog front end converts the input to a digital value, a micro controller electrically connected to the analog front end that receives the digital value from the analog front end and pushes the digital value to a cloud server. A method of using an energy monitoring control system comprising the steps of: obtaining power consumption data from a plurality of nodes in an electrical grid; converting the power consumption data from analog to digital; sending the power consumption data in a digital format to a cloud server via a Wi-Fi connection; analyzing the power consumption data with a cloud based software program, and determining both historical and instantaneous power consumption data for one or more of the plurality of nodes based on the analysis.
1 . An electronic monitoring system comprising
an analog front end that receives as input the output of a current transformer connected to a load, wherein the analog front end converts the input to a digital value;
a micro controller electrically connected to the analog front end that receives the digital value from the analog front end and pushes the digital value to a cloud server; and
a power supply that provides power to the analog front end and the micro controller.
2 . The electronic monitoring system according to claim 1 , further comprising an SD card that stores the digital value received from the micro controller.
3 . The electronic monitoring system according to claim 1 , wherein the micro controller pushes the digital value to the cloud server using Wi-Fi technology.
4 . The electronic monitoring system according to claim 1 , further comprising a battery that provides back-up power to an RTC in the event that the power supply fails.
5 . An electronic monitoring system comprising
a first microcontroller that provides an analog front end that receives as input the output of a current transformer connected to a load, wherein the analog front end converts the input to a digital value;
a second micro controller electrically connected to the first microcontroller that receives the digital value from the analog front end and pushes the digital value to a cloud server; and
a power supply that provides power to the first and second microcontrollers.
6 . The electronic monitoring system according to claim 5 , further comprising
an SD card interface that allows an attached SD card to store the digital value received at the second microcontroller.
7 . The electronic monitoring system according to claim 6 wherein once an acknowledgement is received from the cloud server that it has successfully received the digital value, the digital value stored on the SD card data will be erased or overwritten.
8 . The electronic monitoring system according to claim 5 , further comprising
a real time clock that gives the second microcontroller the ability to time stamp the digital value, and that stores both a beginning time of an electrical failure and an end time of the electrical failure; and
a super capacitor connected to the real time clock that provides power backup to the real time clock in the event of an electrical outage.
9 . The electronic monitoring system according to claim 5 , further comprising
an LCD display that displays a status of a Wi-Fi connection connecting the electronic monitoring system to the cloud server.
10 . The electronic monitoring system according to claim 5 , further comprising
a plurality of digital output channels that may be used to control solid state relays.
11 . A method of using an energy monitoring control system comprising:
obtaining power consumption data from a plurality of nodes in an electrical grid;
converting the power consumption data from analog to digital;
sending the power consumption data in a digital format to a cloud server via a Wi-Fi connection;
analyzing the power consumption data with a cloud based software program, and
determining both historical and instantaneous power consumption data for one or more of the plurality of nodes based on the analysis.
12 . The method of claim 11 , further including the step displaying data relating to either historical or instantaneous power consumption through a web-accessible display application.
13 . The method of claim 11 , wherein the plurality of nodes is a plurality of branch circuits downstream from a metered connection to an electrical utility.
14 . The method of claim 11 , further including the step of generating an alarm signal when a measured power consumption reaches a predetermined threshold.
15 . The method of claim 14 , wherein the predetermined threshold corresponds to a price break point for an electrical utility's “peak demand” charge.
16 . The method of claim 11 , further including the step of, on the basis of both the historical and instantaneous power consumption data, directing one or more switches in electrical communication with one or more nodes to disconnect from a source of power.
17 . The method of claim 11 , further including the step of, on the basis of both the historical and instantaneous power consumption data, directing one or more switches in electrical communication with one or more nodes to connect to an auxiliary source of power.
18 . The method of claim 11 , further including the step of calculating cost information on the basis of the power consumption data and pricing data from a connected electric utility.