A self-calibrating fluid measuring device for calculating density and velocity of a fluid. The device can have a hollow body with a chamber for receiving and emitting fluid, a ledge, a conical section mount positioned in the hollow body and secured to the ledge, a temperature sensor extending into a
A self-calibrating fluid measuring device for calculating density and velocity of a fluid. The device can have a hollow body with a chamber for receiving and emitting fluid, a ledge, a conical section mount positioned in the hollow body and secured to the ledge, a temperature sensor extending into a temperature port and an upstream static pressure sensor mounted in a static upstream pressure port, a downstream cone pressure drop sensor mounted in a downstream pressure port, and a ram velocity sensor mounted in a ram velocity port, which can all extend into the chamber. A detachable and re-attachable conical area ratio changer can be connected to the conical section mount having a central bore and a hollow fastener configured to align and center the detachable and re-attachable conical area ratio changer to the conical section mount during measurement.
대표청구항▼
1. A self-calibrating fluid measuring device for calculating density and velocity of a fluid comprising: a. a hollow body for receiving and emitting the fluid, the hollow body comprising: an exterior surface, an interior surface, and a chamber;b. a ledge formed from the interior surface of the hollo
1. A self-calibrating fluid measuring device for calculating density and velocity of a fluid comprising: a. a hollow body for receiving and emitting the fluid, the hollow body comprising: an exterior surface, an interior surface, and a chamber;b. a ledge formed from the interior surface of the hollow body;c. a conical section mount, wherein the conical section mount is concentrically disposed within the hollow body and secured to the ledge, and further wherein the conical section mount comprises a mounting surface to create a flush mount with the ledge;d. an upstream static pressure sensor mounted in a static upstream pressure port, the upstream static pressure sensor extending into the chamber;e. a cone downstream pressure sensor mounted in a downstream pressure port, the downstream pressure port extending into the conical section mount downstream from the static upstream pressure port;f. a temperature sensor extending into a temperature port, wherein both the temperature sensor and the temperature port extend into the conical section mount;g. a ram velocity sensor mounted in a ram velocity port, the ram velocity port extending into the chamber proximate an upstream end of the hollow body;h. a ram inlet bore fluidly engaging the ram velocity port to receive pressure generated by the fluid impacting the ram inlet bore;i. a detachable and re-attachable conical area ratio changer connected the conical section mount, wherein the detachable and re-attachable conical area ratio changer comprises a central bore fluidly communicating with the downstream pressure port;j. a bore in the conical section mount; andk. a hollow fastener with a hollow fastener bore fluidly connected to the bore, wherein the hollow fastener aligns and centers the detachable and re-attachable conical area ratio changer to the conical section mount. 2. The self-calibrating fluid measuring device of claim 1, comprising a first beveled surface at a first end of the hollow body configured to connect in line with an upstream conduit and a second beveled surface at a second end of the hollow body configured to connect in line with a downstream conduit. 3. The self-calibrating fluid measuring device of claim 1, wherein the hollow body is substantially cylindrical, and wherein the conical section mount is machine centered into the chamber, and wherein the bore is machine centered through the conical section mount. 4. The self-calibrating fluid measuring device of claim 1, comprising additional ports for monitoring mass, viscosity, and other fluid measuring devices. 5. The self-calibrating fluid measuring device of claim 1, wherein the static upstream pressure port is disposed through the conical section mount and penetrates the interior surface of the hollow body enabling static pressure sensing and recording of upstream pressure at the interior surface of the hollow body upstream from the conical section mount. 6. The self-calibrating fluid measuring device of claim 1, wherein the detachable and re-attachable conical area ratio changer is a substantially frustoconical annular disc comprising a flat surface to reduce wear of the detachable and re-attachable conical area ratio changer and promote unhindered fluid flow. 7. The self-calibrating fluid measuring device of claim 1, wherein the detachable and re-attachable conical area ratio changer is variable in size to be larger or smaller, to accommodate variable for fluid flow while maintaining accuracy, a volume of fluid flow increasing or decreasing caused by the size of the conical section mount. 8. The self-calibrating fluid measuring device of claim 1, wherein the hollow body and the conical section mount are a single piece unit of cast metal. 9. The self-calibrating fluid measuring device of claim 1, wherein the conical section mount is centered into the chamber to the ledge with a stop, wherein the stop holds the conical section mount to the ledge at a predetermined location in the hollow body. 10. The self-calibrating fluid measuring device of claim 1, wherein the conical mount section has a protruding dome centrally extending into the fluid flow upstream of the conical section mount, the protruding dome configured to enable fluid velocity to be captured without the influence of the conical section mount. 11. The self-calibrating fluid measuring device of claim 1, wherein the ledge is a self-centering dovetail ledge. 12. The self-calibrating fluid measuring device of claim 1, comprising a plurality of ram velocity ports connecting to the ram inlet bore and the ram velocity port, wherein the plurality of ram velocity ports are perpendicular to the fluid flow in the hollow body and parallel to the ram inlet bore. 13. The self-calibrating fluid measuring device of claim 1, comprising a plurality of tabs, wherein each tab of the plurality of tabs is mounted in at least one port, wherein the plurality of tabs comprise a temperature tab mounted in the temperature port, a downstream pressure tab mounted in the downstream pressure port, a ram velocity tab mounted in the ram velocity port, an upstream pressure tab mounted in the static upstream pressure port, and further wherein each tab of the plurality of tabs secures to and centers at least one sensor in the at least one port. 14. The self-calibrating fluid measuring device of claim 13, wherein each tab of the plurality of tabs has a head portion with a tab bore for receiving the at least one sensor formed through the head portion, a shaft portion, threads formed on the shaft portion, a neck section connected between the shaft portion and the head portion, and an angled surface between the neck section and the head portion, the angled surface for supporting a weld connecting each tab of the plurality of tabs to the hollow body. 15. The self-calibrating fluid measuring device of claim 1, further comprising a lock washer securing the hollow fastener to the detachable and re-attachable conical area ratio changer and a retainer ring to hold the detachable and re-attachable conical area ratio changer. 16. The self-calibrating fluid measuring device of claim 15, further comprising a seal disposed between the detachable and re-attachable conical area ratio changer and the conical section mount. 17. The self-calibrating fluid measuring device of claim 1, wherein the detachable and re-attachable conical area ratio changer comprising: a front side with the central bore disposed there through, wherein the central bore is configured to receive the hollow fastener, a flat surface that can be disposed parallel to the interior surface to reduce wear of the detachable and re-attachable conical area ratio changer and promote unhindered fluid flow, and a flat face. 18. The self-calibrating fluid measuring device of claim 17, wherein the detachable and re-attachable conical area ratio changer further comprising: a back side with the central bore, a beveled face that can match a sloped surface of the conical section mount, a first mating surface, a second mating surface, a third mating surface, and a fourth mating surface, wherein the second mating surface corresponds to the mounting surface of the conical section mount, allowing for self-aligned and self-centered installment of the detachable and re-attachable conical area ratio changer, and the second mating surface and the mounting surface of the conical section mount can be formed with tight tolerances to maintain concentric consistency.
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