One Question per Day: Methanol Technology Exchange Edition 20180414
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This post was last edited by Xiao Yu on 2018-4-14 at 17:07. Let’s learn from the best practices in the “Study & Brothers” section. There are rewards for correct answers; everyone who participates gets a reward. Let’s grow and mature through these Q&A sessions. Short answer: What is a dry gas seal? Dry gas seals are a new type of non-contact shaft seal, among which helical groove seals are the most typical. Dry gas seals are a type of non-contact seal, and the gas control system required for them is much simpler than the oil system needed for oil film seals. It is particularly suitable as a shaft seal for large centrifugal compressors under high-speed and high-pressure conditions. Compared to floating ring seals, dry gas seals have the following main advantages: 1. They eliminate the need for a seal oil system as well as the additional power requirement to operate that system. 2. **It reduces unplanned maintenance costs and production downtime.** 3. It prevents the process gas from being contaminated by oil. 4. The leakage of the sealing gas is minimal. 5. Low maintenance costs and good cost-effectiveness. 6. The sealing drive has low power consumption. 7. Long sealing life and reliable operation.
What is a dry gas seal? Dry gas seals are a new type of non-contact shaft seal, among which helical groove seals are the most typical. Dry gas seals are a type of non-contact seal, and the gas control system required for them is much simpler than the oil system needed for oil film seals. It is particularly suitable as a shaft seal for large centrifugal compressors under high-speed and high-pressure conditions. Compared to floating ring seals, dry gas seals have the following main advantages: 1. They eliminate the need for a seal oil system as well as the additional power requirement to operate that system. 2. **It reduces unplanned maintenance costs and production downtime.** 3. It prevents the process gas from being contaminated by oil. 4. The leakage of the sealing gas is minimal. 5. Low maintenance costs and good cost-effectiveness. 6. The sealing drive has low power consumption. 7. Long sealing life and reliable operation.
Dry gas seals are a new type of non-contact shaft seal, among which helical groove seals are the most typical. Dry gas seals are a type of non-contact seal, and the gas control system required for them is much simpler than the oil system needed for oil film seals. It is particularly suitable as a shaft seal for large centrifugal compressors under high-speed and high-pressure conditions. Compared to floating ring seals, dry gas seals have the following main advantages: 1. They eliminate the need for a seal oil system as well as the additional power requirement to operate that system. 2. **It reduces unplanned maintenance costs and production downtime.** 3. It prevents the process gas from being contaminated by oil. 4. The leakage of the sealing gas is minimal. 5. Low maintenance costs and good cost-effectiveness. 6. The sealing drive has low power consumption. 7. Long sealing life and reliable operation.