Asɛmmisa
1.Wɔyɛ cylinder no casting, na ɛsɛ sɛ cylinder no kɔ onyin ayaresa akyi fi adwumayɛbea no, sɛnea ɛbɛyɛ a emu adwennwen a cylinder no de ba bere a casting nhyehyɛe no fi hɔ koraa. Sɛ onyin bere no yɛ tiaa a, mfiri a wɔde yɛ adwuma no bɛyɛ nea asɛe wɔ adwuma a edi hɔ no mu.
2.Nea ɛka load a ɛnyɛ hwee te sɛ nhyɛso nsonsonoe a ɛwɔ gas a ɛwɔ cylinder no mu ne akyi ne afã horow a wɔde ahyɛ cylinder no mu no mu duru ho no, ɛsan nso kura tumi a ɛyɛ adwuma no wɔ static fã no so bere a nsuonwini no sen fi stator no mu, na ahorow ahorow no wɔ saa tumi ahorow yi nkitahodi ase no, cylinder no yɛ protne to plastic deformation and leakeation.
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4.Adwennwene ba wɔ cylinder no mu bere a wɔreyɛ mfiridwuma anaasɛ bere a wɔasiesie welding no, nanso cylinder no nyɛ mmerɛw sɛ ebeyi afi hɔ, na ɛde adwennwen kɛse a aka wɔ cylinder no mu ne daa deformation bere a wɔreyɛ adwuma no ba.
5.Wɔ ɔkwan a wɔfa so de si hɔ anaasɛ wɔhwɛ so no, esiane nsiesie nhyehyɛe ne nsiesie mfiridwuma nti, ntrɛwmu kwan a ɛwɔ mu cylinder no, cylinder diaphragm, diaphragm sleeve ne steam seal sleeve no mfata, anaasɛ ntrɛwmu kwan a ɛwɔ hanging lug pressure plate no mu no mfata. Wɔyɛ ntrɛwmu tumi kɛse bi ma ɛma cylinder no sɛe.
6.Silinder sealant a wɔde di dwuma no su nyɛ papa, efĩ pii wɔ hɔ anaasɛ ɔkwan a ɛnteɛ so; Sɛ amannɔne nneɛma nketenkete a ɛyɛ den wɔ cylinder sealant no mu a, ɛbɛyɛ den ama sealing surface no sɛ wɔbɛka abom denneennen.
7.Tightening force a cylinder bolts no nnɔɔso anaasɛ nneɛma a ɛwɔ bolts no mu no nfata. Sɛnea cylinder joint no ani yɛ den no nam tumi a ɛma ɛyɛ den no so titiriw na ɛba. Ɔhyew mu nhyɛso ne ɔhyew a ɛkɔ soro a ɛba bere a unit no fi ase na egyae anaasɛ ɛma adesoa no kɔ soro no bɛma adwennwen no ayɛ mmerɛw wɔ bolt ahorow no mu. Sɛ adwennwen no nnɔɔso a, tumi a ɛwɔ bolt ahorow no mu no so bɛtew nkakrankakra. Sɛ bolt ade a ɛwɔ cylinder no mu no nyɛ papa a, bolt no bɛware wɔ thermal stress ne cylinder ntrɛwmu tumi no dwumadi ase wɔ bere tenten-bere a wɔde yɛ adwuma no mu no, plastic deformation anaasɛ fracture bɛba, tightening force no rennɔɔso, na cylinder no bɛtwe.
8.Wɔyɛ cylinder bolts no mu den wɔ nhyehyɛe a ɛnteɛ mu. Mpɛn pii no, wɔma cylinder bolts no mu yɛ den fi mfinimfini kɔ afã abien no nyinaa bere koro mu, kyerɛ sɛ, efi beae a vertical arc no yɛ kɛse anaa beae a ahoɔden ne deformation yɛ kɛse no, ma enti wɔbɛsesa kwan a ɛwɔ beae a ɛwɔ deformation kɛse no ma ɛne ahofadi a ɛwɔ cylinder no anim ne akyi no ayɛ nsakrae. Awiei a wɔde kɔ baabi foforo, na awiei koraa no, nsonsonoe no yera nkakrankakra. Sɛ ɛyɛ den fi afã abien no nyinaa kɔ mfinimfini a, ɔkwan no bɛyɛ kɛse wɔ mfinimfini, na cylinder no nkwaa no ani bɛyɛ tadua-akwan a ɛte sɛ nea ɛda ntam no, na ɛde nsu a ɛyɛ hyew a ɛretu aba.
Sɛnti
1. Mpɛn pii no, cylinder no mu ne akyi nsu a ɛtwetwe no fi piston poma a wɔde si hɔ a ɛyɛ nwonwa, ngo a wɔde srade gu mu a ɛnnɔɔso, sɛnea wɔde mprɛte a wɔde hyɛ mu ne nkatabo a wɔde siw ano no asɛe anaasɛ ɛsɛe, efĩ a ɛwɔ cylinder no mu ne akuru a ɛwɔ piston rod no so no. Enti, sɛ emu ne akyi nsuo ba wɔ cylinder no mu a, ɛsɛ sɛ wɔyɛ piston abaa no mfimfini no foforɔ de hwɛ sɛ piston poma no ne cylinder no coaxiality; Ɛho hia sɛ wohwɛ sɛ ebia srade no yɛ adwuma yiye de hwɛ hu sɛ actuator no yɛ srade yiye anaa; Sɛ nkaa ne nkaa a ɛwɔ nsɔano no mu yɛ mmerɛw anaasɛ ɛsɛe a, ɛsɛ sɛ wɔsesa wɔ bere ano; Sɛ efĩ bi wɔ cylinder no mu a, ɛsɛ sɛ woyi fi hɔ wɔ bere ano; Sɛ akuru bi wɔ piston poma no so a, ɛsɛ sɛ wɔsesa.
2. Mpɛn pii no, cylinder no ahoɔden a ɛnnɔɔso ne adeyɛ a entumi nnyina no fi piston anaa piston poma a akyea, srade a enye, mframa a ɛnnɔɔso, anaa nsu a ɛyɛ mmerɛw ne efĩ a ɛwɔ cylinder no mu. Wɔ eyi mu no, ɛsɛ sɛ wɔyɛ nsakrae wɔ piston poma no mfinimfini; Hwɛ sɛ ebia srade no yɛ adwuma wɔ ɔkwan a wotumi de ho to so so anaa; sɛ ebia wɔasiw mframa a wɔde ma no kwan anaa. Sɛ nsu a ɛyɛ mmerɛw ne efĩ wɔ cylinder no mu a, ɛsɛ sɛ woyi fi hɔ wɔ bere ano.
3. Buffering effect a cylinder no wɔ no nyɛ papa, a mpɛn pii no ɛnam sɛnea buffer sealing ring no asɛe anaasɛ adjusting screw no sɛe no so na ɛba. Saa bere yi de, ɛsɛ sɛ wɔsesa sealing ring ne adjusting screw no.
4. Mpɛn pii no, piston poma no mu cylinder no ti a ɛsɛe no fi piston poma no a wɔde si hɔ wɔ ɔkwan a ɛyɛ nwonwa so anaasɛ sɛnea buffer afiri no ntumi nyɛ adwuma yiye no. Wɔ eyi mu no, ɛsɛ sɛ wɔyɛ nsakrae wɔ piston poma no mfinimfini gyinabea; Ɛsɛ sɛ wɔsesa buffer sealing ring anaa adjusting screw no.
anoyie
1. Wɔ nkwaa no ani a ɛwɔ cylinder no deformation kɛse anaasɛ steam leakage a anibere wom no, wɔfa ɔkwan a wɔfa so twitwiw na wɔtwetwe nkwaa no ani.
Sɛ atifi cylinder no nkwaa no a ɛbɛsɛe no wɔ 0.05mm mu a, ɛsɛ sɛ wɔde cylinder no atifi no nkwaa no di dwuma sɛ nhwɛsodeɛ no ani, na wɔde DAN kɔkɔɔ anaa krataa bruu a wɔakyerɛw so ayɛ cylinder no nkwaa no ho adwini, na ɛsɛ sɛ wɔgu fam cylinder no na wɔde nwene sɛnea traces no te. Sɛ deformation a ɛwɔ joint surface of the upper cylinder no mu no yɛ kɛse a, fa red elixir gu cylinder no atifi, fa ruler kɛse a ɛyɛ tratraa yam traces, na grind upper cylinder no kɔ level. Anaasɛ fa ɔkwan a wɔfa so yɛ mfiri no ma ɛne soro cylinder no nkwaa no yɛ pɛ, na afei fa cylinder a ɛwɔ fam no nkwaa no twitwa na twitwa mu. Mpɛn pii no, akwan abien na ɛwɔ hɔ a wɔfa so twitwiw na wɔde twitwa cylinder no nkwaa no ani:
4 Ɛyɛ bolt a ɛnhyɛ nkwaa no ani den. Fa jack di dwuma ma ɛpia cylinder a ɛwɔ soro no kakra ma ɛkɔ anim ne akyi, na twitwa na twitwa no sɛnea kɔla kɔkɔɔ a ɛwɔ cylinder a ɛwɔ ase no nkwaa no kɔla te no. Saa kwan yi fata ma soro-nhyɛso cylinders a ɛwɔ structure rigidity a emu yɛ den.
(2) Ɛyɛ bolt no na ɛma nkwaa no ani yɛ den. Hwɛ sɛnea nkwaa no ani yɛ den sɛnea feeler gauge no te, susuw bo a ɛsom no na traces no mia so, na siesie na twitwa nkwaa no ani. Saa kwan yi betumi ayi nkɛntɛnso a vertical arc a ɛwɔ cylinder no so wɔ gap no so no afi hɔ.
2. Fa cylinder sealing material a ɛfata di dwuma .
Esiane sɛ ɔman gyinapɛn ne nnwuma gyinapɛn a wɔaka abom biara nni hɔ a ɛfa steam turbine cylinder sealant ho nti, nneɛma a wɔde yɛ adwuma ne nea wɔde yɛ no nso yɛ soronko, na nneɛma a wɔyɛ no nyɛ pɛpɛɛpɛ; Guaranteed daa manufacturer sɛ hwɛ hu sɛ cylinder no mu yɛ den bere a wɔayɛ no foforo awie no.
3. Ɔkwan a wɔfa so siesie mpɔtam hɔ no welding .
Esiane sɛ cylinder no nkwaa no ani so yɛ hyew anaasɛ ɛyɛ corrode ma ɛyɛ groove marks nti, paw electrode a ɛfata a ɛbɛma groove marks no ayɛ pɛ, fa mprɛte a ɛyɛ tratraa anaa ruler twitwa agyiraehyɛde ahorow no, na fa weld bead no ne nkwaa no ani a ɛwɔ plane koro no ara so. Sɛ cylinder no nkwaa no a ɛyɛ kɛse no yɛ kɛse anaasɛ nsuonwini a ɛretu no yɛ aniberesɛm a, siesie na weld biako anaa abien 10-20mm wide sealing tapes a ɛwɔ cylinder a ɛwɔ fam no nkwaa no so de yi kwan no fi hɔ, na afei fa ruler a ɛyɛ tratraa susuw cylinder a ɛwɔ soro no ho, na fa red Dan no gu so ma ɛyɛ mmerɛw. , kosi sɛ wobeyi nsonsonoe no afi hɔ. Adeyɛ yi nso yɛ mmerɛw yiye, di kan ma cylinder no yɛ hyew kodu 150℃ansa na welding, na afei ayɛ segmental de-Soldering anaa jump-soldering wɔ dan mu hyew mu. Fa austenitic electrode ahorow te sɛ A407 ne A412 di dwuma, na fa asbestos ntama kata so na ama ayɛ hyew na ayɛ nwini bere a woayɛ welding awie no. Bere a ayɛ nwini akodu dan mu hyew akyi no, polish ne scrape.
4. Cylinder nkwaa no ani a wɔde kata so anaasɛ wɔde petepete so .
Sɛ beaeɛ kɛseɛ bi wɔ hɔ a nsuonwini pue wɔ cylinder no nkwaa no ani na kwan no yɛ bɛyɛ 0.50mm, sɛdeɛ ɛbɛyɛ a adwuma a ɛwɔ grinding ne scraping no so bɛtew a, wɔbɛtumi de coating process no adi dwuma. Fa cylinder no di dwuma sɛ anode ne applicator no sɛ cathode, na mpɛn pii brush electrolytic solution a ɛwɔ cylinder no nkwaa no so. Sɛnea ade a wɔde kata so no mu yɛ duru no gyina ɔkwan a ɛda cylinder no nkwaa no ntam no kɛse so. Adeyɛ no gyina so. Spraying ne sɛ wode soronko a ɛkorɔn-temperature ogya petepete tuo bedi dwuma de ayɛ dade powder no hyew ma ayɛ hyew anaasɛ adu plastic tebea bi mu na wode apetepete so wɔ cylinder a wɔayɛ no aduru no ani so ayɛ ɔkwan a wɔde kata so a ɛwɔ su ahorow a ɛho hia. Ne su yɛ nnwinnade a ɛnyɛ den, ɛnyɛ den sɛ wɔde bɛyɛ adwuma, ade a wɔde kata so denneennen, na ɔhyew a ɛwɔ cylinder no mu bere a wɔapetepete no akyi no yɛ 70 degree-80℃, a ɛremma cylinder no nyɛ deformation, na ebetumi anya ɔhyew-a ɛko tia, ɛyɛ nea ɛyɛ den{11}}ɛko tia na ɛko tia corrosion. Ɛsɛ sɛ yɛhyɛ no nsow sɛ ɛsɛ sɛ wɔma cylinder no ani yɛ fɛ, hohoro na ɛyɛ mmerɛw ansa na wɔde akata so na wɔde apetepete so, na ɛsɛ sɛ wɔyam ade a wɔde kata so no na wɔde petepete so bere a wɔakata so na wɔapetepete so awie no na ama nkwaa no ani ayɛ den.
5. Ɔkwan a wɔfa so hyɛ nkwaa no ani .
Sɛ mpɔtam hɔ gap leakage a ɛwɔ joint surface no mu no nyɛ kɛse koraa a, hardness a 80-100 mesh copper mesh no betumi atew denam ɔhyew a wɔde yɛ adwuma so, afei wɔatwitwa no ayɛ no sɛnea ɛfata, de ato joint no ani a ɛretu no so, na afei wɔde cylinder sealant ahyɛ mu. Sɛ gap a ɛwɔ joint surface no mu no yɛ kɛseɛ na leakage no yɛ kɛseɛ a, groove a ne tɛtrɛtɛ yɛ 50mm na bun a ɛyɛ 5mm no betumi abue wɔ atifi ne fam nkwaa no ani, na wɔde IGR18NI9TI a ɛwɔ toothed pad no ahyɛ mfimfini. Wobetumi de dade a ɛnyɛ den a wɔde hohoro nneɛma a ne nsusuwii yɛ pɛ asiesie mu.
6. Akwan a wɔfa so di bolt stress so .
Sɛ cylinder no nkwaa no a ɛyɛ mmerɛw no yɛ ketewaa na ɛyɛ pɛ a, wobetumi de bolts foforo asi ananmu wɔ gaps no so, anaasɛ pre-tightening force a ɛwɔ bolts no mu no betumi akɔ soro sɛnea ɛfata. Tighten fi mfinimfini kɔ n’afã abien no nyinaa bere koro mu, kyerɛ sɛ, fa arc a ɛsõ sen biara anaa beae a ɛwɔ nhyɛso ne deformation a ɛso sen biara no mu den fi beae hɔ. Wɔ nsusuwii mu no, wobetumi abu pre-tigighting force a ɛwɔ control bolt no mu no ho akontaa denam fomula D/L a ennu anaasɛ ɛne A yɛ pɛ so, nanso esiane sɛ wɔda so ara reyɛ data ne susudua a wɔde susuw saa akontaabu yi ho nhwehwɛmu nti, wɔanhyɛ ho nkuran, na wɔn mu dodow no ara wɔ adwennwen a ɛsen biara a wɔma ho kwan a ɛwɔ bolt no mu sɛnea osuahu kyerɛ no.
7. Polymer nneɛma akwan a wɔfaa so wɔ bere foforo no mu .
Bere a mfiridwuma anya nkɔso kɛse no, polymer composite nneɛma no de nkakrankakra atumi de adi dwuma yiye wɔ cylinder maintenance mu. Sɛ wɔde toto atetesɛm akwan ho a, polymer composite nneɛma no wɔ ɔhyew a ɛyɛ papa a ɛko tia, nhyɛso a ɛyɛ papa, ne nsɔano adwumayɛ a eye, na ɛwɔ plasticity pa. Wɔrensa wɔn yare bere a wɔayɛ no hyew no, na sealing film no renyɛ nea ɛka ho, ɛnyɛ den sɛ wobeyi afi hɔ, na ɛnyɛ den sɛ wobetumi de ethanol anaa acetone a edi mũ apopa nsɔano a wɔde di dwuma no a wɔmfa nsɔano no nkɔ so; Esiane sɛ ɛyɛ adwuma yiye nti, wɔde nkakrankakra hyɛ nnwuma a ɛyɛ cylinder pii ase.
