A liquid transportation system includes a loading station where a liquid is loaded into a container of a delivery vehicle, and a drop off location where the delivery vehicle transfers the liquid into a storage tank. The storage tank includes a tank marker including a first identification device that
A liquid transportation system includes a loading station where a liquid is loaded into a container of a delivery vehicle, and a drop off location where the delivery vehicle transfers the liquid into a storage tank. The storage tank includes a tank marker including a first identification device that generates a first signal. The first signal identifies a type of liquid to be stored in the storage tank. The delivery vehicle includes a product marker having a control system and a second identification device. The second identification device identifies a type of liquid contained in the container. The control system receives the first signal and the second signal and determines whether the type of the liquid stored in the container is the same as the type of liquid to be stored in the storage tank.
대표청구항▼
1. A system for reducing unintentional mixing of different liquid types in a storage tank, the system comprising: a tanker truck including a container having a liquid stored therein, wherein the tanker truck includes a primary valve and a secondary valve;a first identification device coupled to the
1. A system for reducing unintentional mixing of different liquid types in a storage tank, the system comprising: a tanker truck including a container having a liquid stored therein, wherein the tanker truck includes a primary valve and a secondary valve;a first identification device coupled to the tanker truck configured to generate a first signal;a relay device including a first wireless communication device and a reader device, wherein the relay device operates to: receive identifying information via the reader device from a second signal originating from a second identification device associated with a storage tank;transmit the identifying information via the first wireless communication device;a control system including at least one processing device that operates to: receive the first signal from the first identification device; andreceive the identifying information from the second signal via a second wireless communication device;determine, in response to the primary valve being opened, whether a type of the liquid stored in the container is the same as a type of a liquid to be stored in the storage tank, prior to a transfer of the liquid from the container of the tanker truck into the storage tank;wherein the secondary valve is opened in response to the determination of the type of the liquid stored in the container being the same as the type of the liquid to be stored in the storage tank; andan alarm, wherein the alarm is activated in response to the control system determining that the type of the liquid stored in the container is not the same as the type of the liquid to be stored in the storage tank. 2. The system of claim 1, wherein the primary valve is a pneumatically controlled valve that is opened in response to an input to a toggle switch from an operator to initiate an unload operation, wherein the input to the toggle switch causes a pneumatic delivery line to deliver compressed air from a pneumatic source to the primary valve. 3. The system of claim 1, wherein the primary valve is located upstream of the secondary valve. 4. The system of claim 1, wherein the type of the liquid stored in the container and the type of the liquid to be stored in the storage tank are fuel types, and wherein the storage tank is an underground storage tank of a fueling station. 5. The system of claim 1, wherein the first identification device includes a fuel type selector, the fuel type selector configured to receive an input from an operator that indicates the type of the liquid stored in the container. 6. The system of claim 1, wherein the second identification device includes a resistor, the resistor having a resistance selected to be within a range of resistances to provide the identifying information indicating the type of liquid to be stored in the storage tank when a current is passed therethrough. 7. The system of claim 1, wherein the second identification device includes a radio frequency identification tag having a programmed fuel type identifier, the fuel type identifier being identifying information that indicates the type of liquid to be stored in the storage tank. 8. The system of claim 1, wherein the first identification device and the control system are portions of a single product marker connected to the tanker truck. 9. The system of claim 1, further comprising: a third identification device, the third identification device coupled to the tanker truck, the tanker truck including a second container having a second liquid stored therein, the third identification device configured to generate a third signal; anda second control system programmed to receive the third signal, to receive a fourth signal from a fourth identification device associated with a second storage tank, and to determine whether a type of the second liquid stored in the second container is the same as a type of the liquid to be stored in the second storage tank, prior to a transfer of the second liquid from the second container of the tanker truck into the second storage tank. 10. A method for reducing unintentional mixing of different liquid types in a storage tank, the method comprising: receiving a first signal from a first identification device associated with a tanker truck, the signal including an indication of a type of a liquid in a container of the tanker truck;receiving a second signal via a second wireless communication device from a first wireless communication device, including information from a second identification device, the second signal including an indication of a type of liquid to be stored in the storage tank, wherein the second signal is received from the second identification device;determining, using a processing device, whether the type of the liquid stored in the container is the same as the type of liquid to be stored in the storage tank in response to a primary valve of the tanker truck being opened using the first signal and the second signal;dispensing, by opening a secondary valve of the tanker truck in response to determining that the type of the liquid stored in the container is the same as the type of liquid to be stored in the storage tank, the liquid from the container of the tanker truck into the storage tank; andinhibiting, by closing a shut off valve of the tanker truck in response to determining that the type of the liquid stored in the container is not the same as the type of liquid to be stored in the storage tank, a transfer of the liquid from the tanker truck to the storage tank. 11. The method of claim 10, further comprising detecting an initiation of an unload operation prior to receiving the first and second signals. 12. The method of claim 10, further comprising generating an alarm in response to the type of the liquid stored in the container not being the same as the type of the liquid to be stored in the storage tank. 13. The method of claim 10, further comprising permitting a transfer of the liquid from the tanker truck to the storage tank if the type of the liquid stored in the container is the same as the type of the liquid to be stored in the storage tank. 14. The method of claim 13, further comprising: receiving a third signal from the first identification device after the transfer of the liquid; andgenerating an alarm if the third signal does not indicate that the container is empty. 15. The method of claim 10, further comprising: receiving a bypass input from an operator; andpermitting a transfer of the liquid from the tanker truck to the storage tank even if the type of the liquid stored in the container is not the same as the type of the liquid to be stored in the storage tank. 16. The method of claim 10, further comprising: storing data in memory to record dates and times of events including the result of the determination; andcommunicating at least some of the data to an onboard computing device. 17. A system for reducing unintentional mixing of different liquid types in a storage tank, the system comprising: a tanker truck including a container having a liquid stored therein, wherein the tanker truck includes a primary valve and a secondary valve;a normally open shut off valve, wherein the shut off valve is located upstream of the primary valve and the secondary valve;a first identification device coupled to the tanker truck configured to generate a first signal;a relay device including a first wireless communication device and a reader device, wherein the relay device operates to: receive identifying information via the reader device from a second signal originating from a second identification device associated with a storage tank;transmit the identifying information via the first wireless communication device;a control system including at least one processing device that operates to: receive the first signal from the first identification device;receive the identifying information from the second signal via a second wireless communication device; anddetermine, in response to the primary valve being opened, whether a type of the liquid stored in the container is the same as a type of a liquid to be stored in the storage tank, prior to a transfer of the liquid from the container of the tanker truck into the storage tank;wherein the secondary valve is opened in response to the determination of the type of the liquid stored in the container being the same as the type of the liquid to be stored in the storage tank. 18. The system of claim 17, wherein the shut off valve is closed in response to the type of the liquid stored in the container not being the same as the type of the liquid to be stored in the storage tank. 19. The system of claim 17, wherein the shut off valve is a pneumatically controlled valve. 20. The system of claim 19, wherein the pneumatically controlled shut off valve is closed in response to an input from the control system causing a pneumatic delivery line to deliver compressed air from a pneumatic source to the shut off valve.
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