Preface |
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xi | |
Acknowledgments |
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xiii | |
1 Introduction |
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1 | (4) |
2 CCU Hot Gas Expanders |
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5 | (128) |
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2.1 Historical Background |
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5 | (7) |
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2.2 Process Unit Descriptions and Applications |
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12 | (7) |
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2.3 Expander Applications |
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19 | (95) |
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114 | (19) |
3 Dirty Gas and Particle Separation |
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133 | (66) |
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133 | (2) |
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135 | (10) |
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145 | (20) |
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3.4 CCU Expander Catalyst Deposition |
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165 | (15) |
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3.5 CCU Expander Corrosion |
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180 | (19) |
4 CCU Expander Auxiliary Systems |
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199 | (34) |
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199 | (1) |
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4.2 Structural Design Considerations |
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200 | (1) |
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4.3 Piping Pressure/"Blow-Off" Load |
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201 | (1) |
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4.4 Allowable Force and Moments |
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202 | (2) |
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204 | (2) |
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206 | (1) |
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207 | (3) |
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210 | (3) |
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213 | (2) |
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4.10 Expander Cooling System |
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215 | (2) |
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4.11 Expander Sealing System |
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217 | (2) |
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4.12 Bearing Housing Seal System |
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219 | (1) |
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4.13 Expander Start-Up Steam |
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220 | (1) |
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4.14 Expander Casing and Duct Drains |
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221 | (1) |
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4.15 Online Expander Flow-Path Cleaning |
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222 | (1) |
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4.16 Abrasive Cleaning System |
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222 | (2) |
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224 | (1) |
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4.18 Online Blade Photography |
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225 | (4) |
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4.19 Supervisory Instrumentation |
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229 | (1) |
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4.20 Expander Alarm and Shutdowns |
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230 | (3) |
5 Common Operational Problems and Failure Case Studies |
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233 | (26) |
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5.1 Plugging of Critical Flow Orifice |
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233 | (1) |
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5.2 Inlet and Piping Flange Failures |
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234 | (2) |
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236 | (2) |
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5.4 Expander Rotor Disc Failure-Corrosion |
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238 | (6) |
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244 | (2) |
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5.6 Expander Casing Drains |
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246 | (1) |
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5.7 Expander Online Cleaning |
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247 | (2) |
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5.8 Catalyst Deposition and Plugging |
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249 | (2) |
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5.9 Exhaust Diffuser Failure |
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251 | (1) |
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5.10 Expander Support: Unit Vibration |
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252 | (3) |
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255 | (4) |
6 Nitric Acid Expanders for Chemical Applications |
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259 | (60) |
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259 | (1) |
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260 | (4) |
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264 | (2) |
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6.4 Expander Selection and Design Considerations |
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266 | (8) |
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6.5 Nitric Acid Expander Design Considerations |
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274 | (1) |
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6.6 Expander Construction |
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275 | (2) |
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6.7 Expander Component Design |
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277 | (25) |
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302 | (3) |
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6.9 Operational Considerations |
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305 | (2) |
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307 | (2) |
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6.11 Nitric Acid Expander Common Operational Problems |
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309 | (10) |
7 Turboexpanders/Cryogenic Turboexpanders |
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319 | (20) |
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319 | (1) |
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7.2 Historical Background |
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320 | (1) |
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7.3 Machinery Design and Configuration |
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321 | (13) |
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7.4 Process Descriptions and Applications |
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334 | (5) |
8 Rotor Dynamics |
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339 | (10) |
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339 | (1) |
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8.2 Introduction to Dynamics |
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340 | (1) |
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8.3 Procedural Steps in the Analysis |
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341 | (8) |
9 Bladed Disc Vibration and Reliability |
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349 | (42) |
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9.1 Brief Description of Analytical Methods |
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350 | (7) |
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9.2 Vibration Behavior of Bladed Disc System |
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357 | (4) |
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9.3 Evaluation Concepts for Blade Resonant Vibration |
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361 | (11) |
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9.4 Effect of Mistuning of a Bladed Disc System on Vibration Response |
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372 | (7) |
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9.5 Special Topics Related to Reliability of the Expander Blade |
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379 | (6) |
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9.6 Reliability Evaluation of Blade Design |
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385 | (3) |
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9.7 Mathematical Expression of Work Done by Mistuned Force on a Mistuned System |
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388 | (3) |
10 Damage in Material and Life Analysis |
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391 | (70) |
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10.1 Behavior of Material under Static Load |
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392 | (3) |
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10.2 Behavior of Material under Cyclic Loading |
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395 | (3) |
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398 | (6) |
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10.4 Damage Mechanisms in Material |
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404 | (10) |
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10.5 Estimation of Component Life |
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414 | (16) |
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10.6 Life Evaluation during Creep Fatigue Interaction |
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430 | (5) |
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10.7 Linear Elastic Fracture Mechanics |
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435 | (4) |
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10.8 Failure of Cracked Components Fracture Mechanics Approach |
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439 | (5) |
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10.9 Crack Growth during Thermal Cycle |
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444 | (2) |
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446 | (1) |
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447 | (5) |
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10.12 Evaluation of Damage after Service |
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452 | (7) |
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459 | (2) |
11 Probabilistic Concept and Risk Assessment |
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461 | (52) |
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11.1 Brief Probabilistic Theory Applied in the Design Process |
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462 | (7) |
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11.2 Probabilistic Aspect Leading to Estimation of Likelihood of Failure |
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469 | (2) |
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11.3 Basic Probabilistic Theory Using Limit Function |
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471 | (1) |
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11.4 Examples Pertaining to Expander Design |
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471 | (36) |
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11.5 Estimation of Business Risk |
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507 | (4) |
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511 | (2) |
Bibliography |
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513 | (4) |
References |
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517 | (4) |
Index |
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521 | |