Forwarded from 🌱 خلوت مهندسی ✨
یادتون باشه
امروز سخت است
فردا سختتر خواهد بود
اما پس فردا خیلی زیباست.
بیشتر مردم، فردا عصر میمیرند.
🌱 خلوت مهندسی ✨
امروز سخت است
فردا سختتر خواهد بود
اما پس فردا خیلی زیباست.
بیشتر مردم، فردا عصر میمیرند.
🌱 خلوت مهندسی ✨
👍12❤1
Forwarded from 𝐏𝐨𝐰𝐞𝐫 𝐒𝐲𝐬𝐭𝐞𝐦 𝐃𝐨𝐜𝐮𝐦𝐞𝐧𝐭
Centralized Fault Locating System - @PowerSystemDocument.pdf
10.5 MB
Centralized Fault Locating System
Forwarded from 𝐏𝐨𝐰𝐞𝐫 𝐒𝐲𝐬𝐭𝐞𝐦 𝐃𝐨𝐜𝐮𝐦𝐞𝐧𝐭
Control_of_Variable_Shunt_Reactors_using_Tap_Changer_@PowerSystemDocument.pdf
7.3 MB
Control of Variable Shunt Reactors using Tap-Changer
Forwarded from 𝐏𝐨𝐰𝐞𝐫 𝐒𝐲𝐬𝐭𝐞𝐦 𝐃𝐨𝐜𝐮𝐦𝐞𝐧𝐭
COORDINATED POWER SYSTEM PROTECTION - @PowerSystemDocument.pdf
3.6 MB
COORDINATED POWER SYSTEM PROTECTION
Forwarded from 𝐏𝐨𝐰𝐞𝐫 𝐒𝐲𝐬𝐭𝐞𝐦 𝐃𝐨𝐜𝐮𝐦𝐞𝐧𝐭
Fault_Protection_on_Ungrounded_and_High_Resistance_Grounded_@Po.pdf
4.4 MB
Fault Protection on Ungrounded and High-Resistance Grounded
❤1
Forwarded from 𝐏𝐨𝐰𝐞𝐫 𝐒𝐲𝐬𝐭𝐞𝐦 𝐃𝐨𝐜𝐮𝐦𝐞𝐧𝐭
IEEE_Guide_for_Measuring_Earth_Resistivity,_Ground_Impedance,_and.pdf
4 MB
IEEE Guide for Measuring Earth Resistivity, Ground Impedance, and Earth Surface Potentials of a Grounding System
Forwarded from 𝐏𝐨𝐰𝐞𝐫 𝐒𝐲𝐬𝐭𝐞𝐦 𝐃𝐨𝐜𝐮𝐦𝐞𝐧𝐭
Power_System_Earthing_Guide_Management_Principles_@PowerSystemDocument.pdf
11.9 MB
Power System Earthing Guide-Management Principles
Forwarded from 𝐏𝐨𝐰𝐞𝐫 𝐒𝐲𝐬𝐭𝐞𝐦 𝐃𝐨𝐜𝐮𝐦𝐞𝐧𝐭
Current_transformer_specifications_Decrypted_@PowerSystemDocument.pdf
1.5 MB
Cahier technique no. 194
Current transformers: how to specify them
Current transformers: how to specify them
❤1
@ElectricalDocument_مجموعه_دستورالعملهای_توانیر.rar
46.4 MB
مجموعه ارزشمند دستورالعملهای سرویس، نگهداری و تعمیرات تجهیزات سیستم قدرت (توانیر)
Battery
Busbar
Cable
Circuit Breaker (CB)
Current Transformer (CT)
Capacitive Voltage Transformer (CVT)
Diesel Generator
Document
Disconnect Switch (DS)
Earth / Grounding System
Gas Insulated Switchgear (GIS)
Lightning Arrester (LA)
Post / Substation
Power Transformer
⚡️ Password = @ElectricalDocument
🔥 𝑬𝒍𝒆𝒄𝒕𝒓𝒊𝒄𝒂𝒍𝑫𝒐𝒄𝒖𝒎𝒆𝒏𝒕 🔥
Battery
Busbar
Cable
Circuit Breaker (CB)
Current Transformer (CT)
Capacitive Voltage Transformer (CVT)
Diesel Generator
Document
Disconnect Switch (DS)
Earth / Grounding System
Gas Insulated Switchgear (GIS)
Lightning Arrester (LA)
Post / Substation
Power Transformer
⚡️ Password = @ElectricalDocument
🔥 𝑬𝒍𝒆𝒄𝒕𝒓𝒊𝒄𝒂𝒍𝑫𝒐𝒄𝒖𝒎𝒆𝒏𝒕 🔥
❤14👍1🔥1
@ElectricalDocument - Power Systems Test Case Archive.rar
486.2 MB
💥 مجموعه بی نظیر شبکههای تست (Test Case) سیستم قدرت
🎊 هدیه اختصاصی کانال @ElectricalDocument
🔥 عناوین موجود در این مجموعهی بی نظیر:
⚡️ Dynamic Test Cases
♨️ IEEE Test Cases
⚡️ Matpower Test Cases
♨️ Power Flow Test Cases
⚡️ Small Signal Stability Test Cases
♨️ Synthetic Transmission Test Cases
⚡️ Feeder Test Cases
♨️ New Synthetic Test Cases
⚡️ EL Dispatch Test Cases
♨️ Coordination Test Cases
⚡️ and other cases ...
╔═≡═≡═≡═≡═≡═≡═≡═≡═≡═≡
║ 💯 @ElectricalDocument 💯
😎 بـــا مـــا بـــه روز بـــاشـــیـــد 😎
║ 💯 @ElectricalDocument 💯
╚═≡═≡═≡═≡═≡═≡═≡═≡═≡═≡
رمز فایل:
🔑 @ElectricalDocument
👉 Most of the people who has no dreams will try to talk you out of your dreams.
🎊 هدیه اختصاصی کانال @ElectricalDocument
🔥 عناوین موجود در این مجموعهی بی نظیر:
⚡️ Dynamic Test Cases
♨️ IEEE Test Cases
⚡️ Matpower Test Cases
♨️ Power Flow Test Cases
⚡️ Small Signal Stability Test Cases
♨️ Synthetic Transmission Test Cases
⚡️ Feeder Test Cases
♨️ New Synthetic Test Cases
⚡️ EL Dispatch Test Cases
♨️ Coordination Test Cases
⚡️ and other cases ...
╔═≡═≡═≡═≡═≡═≡═≡═≡═≡═≡
║ 💯 @ElectricalDocument 💯
😎 بـــا مـــا بـــه روز بـــاشـــیـــد 😎
║ 💯 @ElectricalDocument 💯
╚═≡═≡═≡═≡═≡═≡═≡═≡═≡═≡
رمز فایل:
🔑 @ElectricalDocument
👉 Most of the people who has no dreams will try to talk you out of your dreams.
❤2
Forwarded from 𝐏𝐨𝐰𝐞𝐫 𝐒𝐲𝐬𝐭𝐞𝐦 𝐃𝐨𝐜𝐮𝐦𝐞𝐧𝐭
LOW_VOLATAGE_POWER_SWITCHGEAR_&_CONTROLGEAR_ASSEMBLIES_@PowerSystemDocument.pdf
2 MB
LOW VOLATAGE POWER SWITCHGEAR & CONTROLGEAR ASSEMBLIES
Forwarded from 𝐏𝐨𝐰𝐞𝐫 𝐒𝐲𝐬𝐭𝐞𝐦 𝐃𝐨𝐜𝐮𝐦𝐞𝐧𝐭
Principles_and_Practice_of_Earth_Electrode_Measurements_@PowerSystemDocument.pdf
2.4 MB
Principles and Practice of Earth Electrode Measurements
❤2👍2
⚡️ لیست حفاظتهای مهم سیستم قدرت (کد ANSI)
🔴 خطوط انتقال:
✔️ 21 – Distance
✔️ 67 – Directional Overcurrent
✔️ 87L – Line Differential
✔️ 50/51 – Instantaneous/Time Overcurrent
✔️ 25 – Synchrocheck
✔️ 79 – Auto-Reclose
🟠 ترانسفورماتور قدرت:
✔️ 87T – Transformer Differential
✔️ 49 – Thermal Overload
✔️ 50/51 – Overcurrent (HV/LV)
✔️ 26 – Winding/Oil Temperature
✔️ 63 – Buchholz Relay
✔️ 64 – Restricted Earth Fault (REF)
✔️ 24 – Overfluxing (V/Hz)
🟡 باسبار:
✔️ 87B – Bus Differential
✔️ 50BF – Circuit Breaker Failure (CBF)
✔️ 60 – CT Supervision
🟢 ژنراتور:
✔️ 87G – Generator Differential
✔️ 40 – Loss of Field
✔️ 46 – Negative Sequence
✔️ 32 – Reverse Power
✔️ 59/27 – Over/Under Voltage
✔️ 81 – Over/Under Frequency
✔️ 51V – Voltage-Restrained Overcurrent
🔵 موتور:
✔️ 87M – Motor Differential
✔️ 50/51 – Overcurrent
✔️ 49 – Thermal
✔️ 37 – Undercurrent
✔️ 66 – Starts per Hour
✔️ 48 – Incomplete Sequence
🟣 فیدر:
✔️ 50/51 – Overcurrent
✔️ 67 – Directional
✔️ 25 – Synchrocheck
✔️ 79 – Reclose
⚪️ عمومی و کمکی:
✔️ 50N/51N – Earth Fault
✔️ 64N – Neutral Displacement
✔️ 74 – Trip Circuit Supervision (TCS)
✔️ 86 – Lockout Relay
✔️ 94 – Tripping Relay
✔️ 27G – Ground Overvoltage
🟤 خاص:
✔️ 21G – Ground Distance
✔️ 68 – Power Swing Blocking
✔️ 78 – Out-of-Step
✔️ 85 – Teleprotection (DTT/POTT/PUTT)
🔥 @ElectricalDocument 🔥
#پست_دانشی #بیشتر_بدانیم #دانستنی_های_برقی
🔴 خطوط انتقال:
✔️ 21 – Distance
✔️ 67 – Directional Overcurrent
✔️ 87L – Line Differential
✔️ 50/51 – Instantaneous/Time Overcurrent
✔️ 25 – Synchrocheck
✔️ 79 – Auto-Reclose
🟠 ترانسفورماتور قدرت:
✔️ 87T – Transformer Differential
✔️ 49 – Thermal Overload
✔️ 50/51 – Overcurrent (HV/LV)
✔️ 26 – Winding/Oil Temperature
✔️ 63 – Buchholz Relay
✔️ 64 – Restricted Earth Fault (REF)
✔️ 24 – Overfluxing (V/Hz)
🟡 باسبار:
✔️ 87B – Bus Differential
✔️ 50BF – Circuit Breaker Failure (CBF)
✔️ 60 – CT Supervision
🟢 ژنراتور:
✔️ 87G – Generator Differential
✔️ 40 – Loss of Field
✔️ 46 – Negative Sequence
✔️ 32 – Reverse Power
✔️ 59/27 – Over/Under Voltage
✔️ 81 – Over/Under Frequency
✔️ 51V – Voltage-Restrained Overcurrent
🔵 موتور:
✔️ 87M – Motor Differential
✔️ 50/51 – Overcurrent
✔️ 49 – Thermal
✔️ 37 – Undercurrent
✔️ 66 – Starts per Hour
✔️ 48 – Incomplete Sequence
🟣 فیدر:
✔️ 50/51 – Overcurrent
✔️ 67 – Directional
✔️ 25 – Synchrocheck
✔️ 79 – Reclose
⚪️ عمومی و کمکی:
✔️ 50N/51N – Earth Fault
✔️ 64N – Neutral Displacement
✔️ 74 – Trip Circuit Supervision (TCS)
✔️ 86 – Lockout Relay
✔️ 94 – Tripping Relay
✔️ 27G – Ground Overvoltage
🟤 خاص:
✔️ 21G – Ground Distance
✔️ 68 – Power Swing Blocking
✔️ 78 – Out-of-Step
✔️ 85 – Teleprotection (DTT/POTT/PUTT)
🔥 @ElectricalDocument 🔥
#پست_دانشی #بیشتر_بدانیم #دانستنی_های_برقی
❤13🔥1
💢 آگهیهای استخدامی
✅ استخدام شرکت توزیع نیروی برق قزوین [مشاهده و دریافت دفترچه]
✅ استخدام شرکت توزیع نیروی برق مازندران [مشاهده و دریافت دفترچه]
✅ استخدام شرکت توزیع نیروی برق آذربایجان شرقی [مشاهده و دریافت دفترچه]
🔻👌 اینجا راحت استخدام میشی مهندس 😉🔻
🔗 @EasyEstekhdam
✅ استخدام شرکت توزیع نیروی برق قزوین [مشاهده و دریافت دفترچه]
✅ استخدام شرکت توزیع نیروی برق مازندران [مشاهده و دریافت دفترچه]
✅ استخدام شرکت توزیع نیروی برق آذربایجان شرقی [مشاهده و دریافت دفترچه]
🔻👌 اینجا راحت استخدام میشی مهندس 😉🔻
🔗 @EasyEstekhdam
❤1
⚡️ ANSI CODES FOR PROTECTION FUNCTIONS ⚡️
1 - Master Element
2 - Time Delay Starting or Closing Relay
3 - Checking or Interlocking Relay
4 - Master Contactor
5 - Stopping Device
6 - Starting Circuit Breaker
7 - Anode Circuit Breaker
8 - Control Power Disconnecting Device
9 - Reversing Device
10 - Unit Sequence Switch
11 - Reserved for future application
12 - Overspeed Device
13 - Synchronous-speed Device
14 - Underspeed Device
15 - Speed - or Frequency, Matching Device
16 - Reserved for future application
17 - Shunting or Discharge Switch
18 - Accelerating or Decelerating Device
19 - Starting to Running Transition Contactor
20 - Electrically Operated Valve
21 - Distance Relay
22 - Equalizer Circuit Breaker
23 - Temperature Control Device
24 - Over-Excitation Relay (V/Hz)
25 - Synchronizing or Synchronism-Check Device
26 - Apparatus Thermal Device
27 - Undervoltage Relay
28 - Flame Detector
29 - Isolating Contactor
30 - Annunciator Relay
31 - Separate Excitation Device
32 - Directional Power Relay
33 - Position Switch
34 - Master Sequence Device
35 - Brush-Operating or Slip-Ring Short-Circuiting, Device
36 - Polarity or Polarizing Voltage Devices
37 - Undercurrent or Underpower Relay
38 - Bearing Protective Device
39 - Mechanical Conduction Monitor
40 - Field Relay
41 - Field Circuit Breaker
42 - Running Circuit Breaker
43 - Manual Transfer or Selector Device
44 - Unit Sequence Starting Relay
45 - Atmospheric Condition Monitor
46 - Reverse-phase or Phase-Balance Current Relay
47 - Phase-Sequence Voltage Relay
48 - Incomplete Sequence Relay
49 - Machine or Transformer, Thermal Relay
50 - Instantaneous Overcurrent or Rate of Rise, Relay
51 - AC Time Overcurrent Relay
52 - AC Circuit Breaker
53 - Exciter or DC Generator Relay
54 - High-Speed DC Circuit Breaker
55 - Power Factor Relay
56 - Field Application Relay
57 - Short-Circuiting or Grounding (Earthing) Device
58 - Rectification Failure Relay
59 - Overvoltage Relay
60 - Voltage or Current Balance Relay
61 - Machine Split Phase Current Balance
62 - Time-Delay Stopping or Opening Relay
63 - Pressure Switch
64 - Ground (Earth) Detector Relay
65 - Governor
66 - Notching or Jogging Device
67 - AC Directional Overcurrent Relay
68 - Blocking Relay
69 - Permissive Control Device
70 - Rheostat
71 - Level Switch
72 - DC Circuit Breaker
73 - Load-Resistor Contactor
74 - Alarm Relay
75 - Position Changing Mechanism
76 - DC Overcurrent Relay
77 - Pulse Transmitter
78 - Phase-Angle Measuring or Out-of-Step Protective Relay
79 - AC Reclosing Relay
80 - Flow Switch
81 - Frequency Relay
82 - DC Reclosing Relay
83 - Automatic Selective Control or Transfer Relay
84 - Operating Mechanism
85 - Carrier or Pilot-Wire Receiver Relay
86 - Lockout Relay
87 - Differential Protective Relay
88 - Auxiliary Motor or Motor Generator
89 - Line Switch
90 - Regulating Device
91 - Voltage Directional Relay
92 - Voltage and Power Directional Relay
93 - Field Changing Contactor
94 - Tripping or Trip-Free Relay
95 - Reluctance Torque Synchrocheck
96 - Autoloading Relay
🔥 @ElectricalDocument 🔥
#پست_دانشی #بیشتر_بدانیم #دانستنی_های_برقی
1 - Master Element
2 - Time Delay Starting or Closing Relay
3 - Checking or Interlocking Relay
4 - Master Contactor
5 - Stopping Device
6 - Starting Circuit Breaker
7 - Anode Circuit Breaker
8 - Control Power Disconnecting Device
9 - Reversing Device
10 - Unit Sequence Switch
11 - Reserved for future application
12 - Overspeed Device
13 - Synchronous-speed Device
14 - Underspeed Device
15 - Speed - or Frequency, Matching Device
16 - Reserved for future application
17 - Shunting or Discharge Switch
18 - Accelerating or Decelerating Device
19 - Starting to Running Transition Contactor
20 - Electrically Operated Valve
21 - Distance Relay
22 - Equalizer Circuit Breaker
23 - Temperature Control Device
24 - Over-Excitation Relay (V/Hz)
25 - Synchronizing or Synchronism-Check Device
26 - Apparatus Thermal Device
27 - Undervoltage Relay
28 - Flame Detector
29 - Isolating Contactor
30 - Annunciator Relay
31 - Separate Excitation Device
32 - Directional Power Relay
33 - Position Switch
34 - Master Sequence Device
35 - Brush-Operating or Slip-Ring Short-Circuiting, Device
36 - Polarity or Polarizing Voltage Devices
37 - Undercurrent or Underpower Relay
38 - Bearing Protective Device
39 - Mechanical Conduction Monitor
40 - Field Relay
41 - Field Circuit Breaker
42 - Running Circuit Breaker
43 - Manual Transfer or Selector Device
44 - Unit Sequence Starting Relay
45 - Atmospheric Condition Monitor
46 - Reverse-phase or Phase-Balance Current Relay
47 - Phase-Sequence Voltage Relay
48 - Incomplete Sequence Relay
49 - Machine or Transformer, Thermal Relay
50 - Instantaneous Overcurrent or Rate of Rise, Relay
51 - AC Time Overcurrent Relay
52 - AC Circuit Breaker
53 - Exciter or DC Generator Relay
54 - High-Speed DC Circuit Breaker
55 - Power Factor Relay
56 - Field Application Relay
57 - Short-Circuiting or Grounding (Earthing) Device
58 - Rectification Failure Relay
59 - Overvoltage Relay
60 - Voltage or Current Balance Relay
61 - Machine Split Phase Current Balance
62 - Time-Delay Stopping or Opening Relay
63 - Pressure Switch
64 - Ground (Earth) Detector Relay
65 - Governor
66 - Notching or Jogging Device
67 - AC Directional Overcurrent Relay
68 - Blocking Relay
69 - Permissive Control Device
70 - Rheostat
71 - Level Switch
72 - DC Circuit Breaker
73 - Load-Resistor Contactor
74 - Alarm Relay
75 - Position Changing Mechanism
76 - DC Overcurrent Relay
77 - Pulse Transmitter
78 - Phase-Angle Measuring or Out-of-Step Protective Relay
79 - AC Reclosing Relay
80 - Flow Switch
81 - Frequency Relay
82 - DC Reclosing Relay
83 - Automatic Selective Control or Transfer Relay
84 - Operating Mechanism
85 - Carrier or Pilot-Wire Receiver Relay
86 - Lockout Relay
87 - Differential Protective Relay
88 - Auxiliary Motor or Motor Generator
89 - Line Switch
90 - Regulating Device
91 - Voltage Directional Relay
92 - Voltage and Power Directional Relay
93 - Field Changing Contactor
94 - Tripping or Trip-Free Relay
95 - Reluctance Torque Synchrocheck
96 - Autoloading Relay
🔥 @ElectricalDocument 🔥
#پست_دانشی #بیشتر_بدانیم #دانستنی_های_برقی
❤8
Forwarded from 𝐄𝐥𝐞𝐜𝐭𝐫𝐢𝐜𝐚𝐥 𝐂𝐨𝐮𝐫𝐬𝐞 | دورههای ارزشمند مهندسی برق
بریم برای دو دوره خاص دیگه 😎
✔️ Introduction to Electrical Controls & Diagram Reading
🌐 زبان: انگلیسی
📊 سطح آموزش: مقدماتی
▶️ تعداد دروس: 20
⏳ مدت زمان آموزش: 3 ساعت و 31 دقیقه
📝 جزییات و سرفصلها
💰 هزینه اصلی دوره: €64.99
✔️ Industrial Automation – PLC Advanced
🌐 زبان: انگلیسی
📊 سطح آموزش: مبتدی تا پیشرفته
▶️ تعداد دروس: 11
⏳ مدت زمان آموزش: 16 ساعت و 4 دقیقه
📝 جزییات و سرفصلها
💰 هزینه اصلی دوره: €19.99
هزینه این دورههای ارزشمند:
👈 برای 5 نفر اول: 100 هزار تومان 🥇
👈 و برای 5 نفر دوم: 150 هزار تومان 🥈
👈 و برای سایر عزیزان 200 هزار تومان 🥉
جهت تهیه این دورههای ارزشمند با ما در ارتباط باشید:
@ElectricalDocumentAdmin
✔️ Introduction to Electrical Controls & Diagram Reading
🌐 زبان: انگلیسی
📊 سطح آموزش: مقدماتی
▶️ تعداد دروس: 20
⏳ مدت زمان آموزش: 3 ساعت و 31 دقیقه
📝 جزییات و سرفصلها
💰 هزینه اصلی دوره: €64.99
✔️ Industrial Automation – PLC Advanced
🌐 زبان: انگلیسی
📊 سطح آموزش: مبتدی تا پیشرفته
▶️ تعداد دروس: 11
⏳ مدت زمان آموزش: 16 ساعت و 4 دقیقه
📝 جزییات و سرفصلها
💰 هزینه اصلی دوره: €19.99
هزینه این دورههای ارزشمند:
👈 برای 5 نفر اول: 100 هزار تومان 🥇
👈 و برای 5 نفر دوم: 150 هزار تومان 🥈
👈 و برای سایر عزیزان 200 هزار تومان 🥉
جهت تهیه این دورههای ارزشمند با ما در ارتباط باشید:
@ElectricalDocumentAdmin
❤6