# US 10,502,597 B2 · Monitored heat exchanger system > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 10,502,597 B2 - Document ID: US10502597B2 - Status: Granted - Kind: B2 - Application number: 15/591,076 - Filed: 2017-05-09 - Published: 2017-10-12 - Granted: 2019-12-10 - Earliest claimed: 2016-04-10 - Assignees: Forum US, Inc. - Applicants: Forum US, Inc. - Inventors: Randy Vanberg; Hamid Reza Zareie Rajani; Seyed Reza Larimi; Morteza Abbasi - Web page: https://patentgrep.com/patent/US10502597B2 ## CPC - G01F 1/05: by using mechanical effects - F01M 5/002: {Cooling} - F01P 1/06: Arrangements for cooling other engine or machine parts - F01P 5/06: Guiding or ducting air to, or from, ducted fans - F01P 11/10: Guiding or ducting cooling-air, to, or from, liquid-to-air heat exchangers - F24F 11/30: for purposes related to the operation of the system, e.g. for safety or monitoring - F24F 11/52: Indication arrangements, e.g. displays - F28F 19/00: Preventing the formation of deposits or corrosion, e.g. by using filters {or scrapers} - F28F 27/00: Control arrangements or safety devices specially adapted for heat-exchange or heat-transfer apparatus (control arrangements in general G05) - F01P 2025/00: Measuring - G01F: MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME - F01M: LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING - F01P: COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES (arrangements in connection with cooling of propulsion units in vehicles B60K11/00; heat-transfer, heat-exchange or heat-storage materials C09K5/00; {cooling of gas-turbine engines F02C7/12}; heat exchange in general, radiators F28) - F24F: AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING (removing dirt or fumes from areas where they are produced B08B15/00; vertical ducts for carrying away waste gases from buildings E04F17/02; tops for chimneys or ventilating shafts, terminals for flues F23L17/02) - F28F: DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION (water and air traps, air venting F16) ## Abstract Embodiments of the disclosure pertain to a monitored heat exchanger system that includes a heat exchanger unit in operable engagement with a heat generating device. The heat exchanger unit has a frame; and at least one cooler coupled with the frame, the at least one cooler having an airflow side and a service fluid side. The system includes a monitoring module coupled to the heat exchanger unit. The monitoring module an at least one sensor coupled with a panel; and at least one controller housing coupled with the panel. A microcontroller is disposed within the controller housing and in operable communication with the at least one sensor. The at least one sensor has a rotating member configured to generate a system signal proportional to an amount of rotation of the rotating member. ## Claims ### Claim 1 A monitored heat exchanger system, the system comprising: a heat exchanger unit in operable engagement with a heat generating device, with at least one service fluid being transferable therebetween, the heat exchanger unit comprising: a frame; and at least one cooler coupled with the frame, the at least one cooler having an airflow side and a service fluid side; a monitoring module coupled to the heat exchanger unit, the monitoring module comprising: a cover panel; at least one sensor coupled with the cover panel; at least one controller housing coupled with the cover panel; a microcontroller disposed within the at least one controller housing and in operable communication with the at least one sensor, wherein the at least one sensor comprises a rotating member configured to generate a system signal proportional to an amount of rotation of the rotating member, and wherein the microcontroller is provided with computer instructions for processing the system signal; and a fan mounted to the frame to move ambient air through the cover panel and through the airflow side of the at least one cooler to rotate the rotating member. ### Claim 2 (depends on 1) The monitored heat exchanger system of claim 1, wherein the monitoring module comprises a plurality of sensors, with each of the plurality of sensors in operable communication with the microcontroller, wherein at least one of the plurality of sensors or the microcontroller is powered at least partially by rotation of the rotating member. ### Claim 3 (depends on 1) The monitored heat exchanger system of claim 1, wherein the at least one sensor comprises a plurality of blades radially extending from the rotating member, wherein the system signal pertains to an amount of fouling associated with the airflow side of the at least one cooler, and the fan is mounted exterior to the frame, the fan being configured to rotate about an axis of rotation that is parallel to an airflow direction of the ambient air moving through the fan. ### Claim 4 (depends on 1) The monitored heat exchanger system of claim 1, wherein the monitoring module further comprises each of a solid data storage, a Wi-Fi module, a GSM module, and a CAN-Bus module being disposed within the controller housing and in operable communication with the microcontroller, and wherein the microcontroller is provided with computer instructions for communicating with one or more of the solid data storage, the Wi-Fi module, the GSM module, and the CAN-Bus module. ### Claim 5 (depends on 1) The monitored heat exchanger system of claim 1, wherein the at least one service fluid comprises one or more of lube oil, hydraulic fluid, fuel, charge air, transmission fluid, jacket water, or engine cooler. ### Claim 6 (depends on 1) The monitored heat exchanger system of claim 1, wherein the heat generating device is a diesel engine, and wherein the heat exchanger unit comprises four sides, each side having a respective cooler mounted to the frame. ### Claim 7 A monitored heat exchanger system, comprising: a heat exchanger unit in operable engagement with a heat generating device, with at least one service fluid being transferable therebetween, the heat exchanger unit comprising: a frame; and at least one cooler coupled with the frame, the at least one cooler having an airflow side and a service fluid side fluidly separated from each other; a monitoring module coupled to the heat exchanger unit, the monitoring module comprising: a cover panel; at least one sensor coupled with the cover panel, and positioned proximate to the airflow side; at least one controller housing coupled with the cover panel; and a microcontroller disposed within the at least one controller housing and in operable communication with the at least one sensor, wherein the at least one sensor comprises a rotating member configured to generate a system signal proportional to an amount of rotation of the rotating member, wherein the microcontroller is provided with computer instructions for processing the system signal, wherein the amount of rotation is dependent upon an amount of fouling in the airflow side; and a fan mounted to the frame to move ambient air through the cover panel and through the airflow side of the at least one cooler to rotate the rotating member. ### Claim 8 (depends on 7) The monitored heat exchanger system of claim 7, wherein the monitoring module comprises a plurality of sensors, with each of the plurality of sensors is in operable communication with the microcontroller, wherein at least one of the plurality of sensors or the microcontroller is powered at least partially by rotation of the rotating member. ### Claim 9 (depends on 7) The monitored heat exchanger system of claim 7, wherein the monitoring module further comprises each of a solid data storage, a Wi-Fi module, a GSM module, and a CAN-Bus module being disposed within the controller housing and in operable communication with the microcontroller, and wherein the microcontroller is provided with computer instructions for communicating with one or more of the solid data storage, the Wi-Fi module, the GSM module, and the CAN-Bus module. ### Claim 10 (depends on 9) The monitored heat exchanger system of claim 9, wherein the at least one service fluid comprises one or more of lube oil, hydraulic fluid, fuel, charge air, transmission fluid, jacket water, or engine cooler, and the fan is mounted exterior to the frame, the fan being configured to rotate about an axis of rotation that is parallel to an airflow direction of the ambient air moving through the fan. ### Claim 11 (depends on 10) The monitored heat exchanger system of claim 10, wherein the heat generating device is a diesel engine, wherein the heat exchanger unit comprises four sides, each side having a respective cooler mounted to the frame, and wherein each of the four sides is operably associated with a respective monitoring module. ### Claim 12 A monitored heat exchanger system, comprising: a heat exchanger unit in operable engagement with a heat generating device, with at least one service fluid being transferable therebetween, the heat exchanger unit comprising: a frame; and at least one cooler coupled with the frame, the at least one cooler having an airflow side and a service fluid side fluidly separated from each other; a monitoring module, comprising: a cover panel configured for direct or indirect coupling to the heat exchanger unit; a plurality of sensors coupled with the cover panel, each one of the plurality of sensors having a respective rotating member with a plurality of blades extending therefrom; a logic circuit in operable communication with the plurality of sensors, and further comprising: a microcontroller and a data storage, wherein the microcontroller is configured with computer instructions for performing the tasks of: acquiring a set of data from at least one of the plurality of sensors; sampling the set of data over a predetermined period of time; computing an average and a standard deviation of the set of data; comparing the standard deviation with predetermined data; determining whether the set of data is acceptable within a defined parameter; determining whether a first lookup table comprising a set of lookup data has been completed, and creating the first lookup table using an averaging method if the first lookup table has not been completed; comparing the set of data to the set of lookup data; and providing an indication based on a result of the comparing the set of data to the set of lookup data; and a fan mounted to the frame to move ambient air through the cover panel and through the airflow side of the at least one cooler to rotate the respective rotating member of the plurality of sensors. ### Claim 13 (depends on 12) The monitored heat exchanger system of claim 12, wherein the microcontroller is powered at least partially by at least one of the plurality of sensors. ### Claim 14 (depends on 12) The monitored heat exchanger system of claim 12, wherein the indication is communicated to an end user by way of one or more of: a text message, an email, an audio signal, a visual indicator, or combinations thereof, and the fan is mounted exterior to the frame, the fan being configured to rotate about an axis of rotation that is parallel to an airflow direction of the ambient air moving through the fan. ### Claim 15 (depends on 12) The monitored heat exchanger system of claim 12, the logic circuit further comprising the microcontroller in operable communication with a Wi-Fi module, a GSM module, and a CAN-Bus module, and wherein the microcontroller is provided with computer instructions for communicating with the Wi-Fi module, the GSM module, and the CAN-Bus module. ### Claim 16 A monitored heat exchanger system, comprising: a heat exchanger unit in operable engagement with a heat generating device, with at least one service fluid being transferable therebetween, the heat exchanger unit comprising: a frame; and at least one cooler coupled with the frame, the at least one cooler having an airflow side and a service fluid side fluidly separated from each other; a monitoring module, comprising: a cover panel mountingly associated with an airflow side of the heat exchanger unit; a plurality of sensors coupled with the cover panel, each one of the plurality of sensors having a respective rotating member with a plurality of blades extending therefrom; a logic circuit in operable communication with the plurality of sensors, and further comprising: a microcontroller configured with computer instructions for performing the tasks of: acquiring a set of data from at least one of the plurality of sensors; sampling the set of data over a predetermined period of time of less than 120 seconds; computing an average and a standard deviation of the set of data; comparing the standard deviation with predetermined data stored in a data storage; determining whether the set of data is acceptable within a defined parameter; determining whether a first lookup table comprising a set of lookup data has been completed, and creating the first lookup table using an averaging method if the first lookup table has not been completed; comparing the set of data to the set of lookup data; and providing an indication based on a result of the comparing the set of data to the set of lookup data; and a fan mounted to the frame to move ambient air through the cover panel and through the airflow side of the at least one cooler to rotate the respective rotating member of the plurality of sensors. ### Claim 17 (depends on 16) The monitored heat exchanger system of claim 16, the logic circuit further comprising the microcontroller in operable communication with a Wi-Fi module, a GSM module, and a CAN-Bus module, and wherein the microcontroller is provided with computer instructions for communicating with the Wi-Fi module, the GSM module, and the CAN-Bus module. ### Claim 18 (depends on 17) The monitored heat exchanger system of claim 17, wherein the indication is communicated to an end user by way of one or more of: a text message, an email, an audio signal, a visual indicator, or combinations thereof. ### Claim 19 (depends on 18) The monitored heat exchanger system of claim 18, wherein the monitoring module is operable to provide the indication as it pertains to an amount of fouling on the airflow side, and the fan is mounted exterior to the frame, the fan being configured to rotate about an axis of rotation that is parallel to an airflow direction of the ambient air moving through the fan. ### Claim 20 (depends on 19) The monitored heat exchanger system of claim 19, wherein the microcontroller is powered at least partially by at least one of the plurality of sensors.