Tower Companion

Current Time

--:--

📍 Coordinates

—

💨 Wind

—

🌡️ Temperature

—

💧 Humidity

—

🌅 Sunrise / Sunset

—

📅 Today's Forecast

—

📰 Wind Industry News

Loading latest news...

📈 Wind Industry Stocks

Loading stock data...

Using simulated data. Add Alpha Vantage API key for real-time prices. Not financial advice.

🚨

Emergency

Quick contacts

⚙️

Conversions

Units & measures

💨

Wind

Speed & pressure

🔧

Torque

Bolt preload

💧

Hydraulics

Force & flow

⚡

Electrical

DC circuits

🔌

3-Phase

AC power

⚡

Power

Energy calc

📐

Angles

Slope & grade

🔄

RPM

Rotation speed

⛈️

Storm

Lightning timer

🔋

Battery

Runtime est.

🪢

Rigging

Rope length

⚠️

Fall Clearance

Safety calc

🔩

Bolt Patterns

Torque sequence

✅

Safety Check

Pre-climb

🥶

Wind Chill

Feels-like temp

🥵

Heat Index

Apparent temp

⏱️

Timer

Countdown / intervals

⚖️

Bubble Level

Phone tilt sensor

⛰️

Altitude

Pressure & O₂

📳

Vibration

Anomaly detect

🧲

Magnetic Field

Live wire detect

🔦

Flashlight

SOS strobe

🔩

Bolt Torque

Specs lookup

🔌

Wire Gauge

Voltage drop

🛢️

Fluid Compat

Mix safety

🪢

Rope Load

Strength calc

🎵

Acoustic

Sound anomaly

🌡️

Thermal

Comfort index

👋

Hand Signals

Crane ops

🌈

Color Codes

Wire & hose

📏

Friction

Pull force

⚙️

Gear Ratio

RPM convert

🔊

Decibel

Distance calc

💨

Pressure

Unit convert

🎯

Coordination

Fitness test

📸

Photo Measure

Size estimate

🔥

Expansion

Thermal growth

💊

Pharmacology

Med safety

Conversions

Convert between common units used in turbine work: length (mm, cm, m, in, ft), pressure (bar, psi, kPa, MPa), temperature (°C, °F, K), and more. Enter a value, select your source and target units, then click Convert.

Value

From

Wind

Convert wind speeds between m/s, mph, km/h, and knots. Also calculates dynamic pressure (wind load) and Beaufort scale classification. Useful for checking work limits and understanding wind conditions on site.

Wind speed

Unit

Torque & Bolt preload

Calculate bolt preload (clamping force) from applied torque using the formula T = K·F·d. Enter torque value, select bolt size (M10-M36), and adjust K-factor if needed (typically 0.15-0.25). Converts between N·m and ft·lb. Essential for proper bolt tensioning on turbine components.

Torque

Unit

Bolt nominal Ø

K factor

Hydraulics

Calculate hydraulic cylinder force and flow rates. Enter pressure and cylinder bore diameter to find extend/retract forces. Optionally add rod diameter for accurate retract force, and flow rate to estimate actuation speed. Supports bar, psi, and MPa for pressure units.

Pressure

Pressure unit

Cylinder bore diameter

Bore unit

Rod diameter (optional)

Rod unit

Electrical (DC)

Solve DC circuit problems using Ohm's Law (V = I·R). Enter any two values (voltage, current, or resistance) to calculate the third, plus power dissipation. Useful for troubleshooting sensors, heaters, and control circuits.

Voltage (V)

Current (A)

Resistance (Ω)

3-Phase (AC)

Calculate 3-phase AC power for balanced systems using P = √3 · V_L-L · I · PF. Enter line-to-line voltage, line current, and power factor (typically 0.90-0.98) to find real power, apparent power, and reactive power. Essential for generator and grid connection work.

Line-Line Voltage (V)

Line Current (A)

Power factor (0-1)

Power & Energy

Convert between power (W, kW, MW, hp) and calculate energy consumption over time. Enter power and duration to find energy in kWh or MWh. Useful for sizing generators, estimating fuel consumption, or calculating operational costs.

Power

Unit

Hours

Angles & Slope

Calculate slope relationships between rise, run, angle, and percentage grade. Enter any two values to compute the others. Useful for yaw alignment, blade pitch measurements, or platform leveling. Works with degrees, radians, and percentage slopes.

Grade (%)

Angle (degrees)

Run

Rotation / RPM

Convert RPM to angular velocity (rad/s, deg/s) and rotation period (seconds per revolution). Optionally enter rotor radius to calculate tip speed (m/s and mph). Essential for rotor speed analysis and comparing to manufacturer specs.

RPM

Radius (m)

Storm / Lightning Timer

Safety tool for lightning distance estimation and 30-minute wait timer. Count seconds between lightning flash and thunder, then enter to estimate distance (miles ≈ seconds/5, km ≈ seconds/3). Start the countdown timer after last lightning to track safe return-to-work time per OSHA guidelines.

Seconds (flash → thunder)

Timer (minutes)

Battery runtime estimate

Estimate how long a battery will power your tools or devices. Enter battery capacity (Ah or Wh), voltage, and load (Watts or Amps). Includes efficiency factor (default 0.85) to account for real-world losses. Useful for planning cordless tool usage during long shifts.

Capacity

Unit

Battery voltage (V)

Load

Load unit

Efficiency factor

Rigging: rope / drop line quick math

Calculate required rope length for vertical lifts and descents. Enter vertical drop height, extra tail length (for knots/anchors), and optional horizontal offset for angled rigging. Computes total rope needed using Pythagorean theorem. Prevents running short on rope during critical lifts.

Vertical drop

Unit

Extra tail

Optional: horizontal offset

Fall Clearance Calculator

Critical safety calculation for fall arrest systems. Enter your working height, lanyard length, shock absorber deployment, worker height, and safety margin. Calculates total fall distance and minimum required clearance to prevent ground/obstacle impact. Essential before any at-height work.

Working height above ground (m)

Lanyard length (m)

Shock absorber deployment (m)

Worker height (m)

Safety margin (m)

Bolt Torque Patterns

Reference guide for proper bolt tightening sequences. Select bolt pattern (4, 6, 8, 12, or 16 bolts) to see the correct star/cross pattern sequence. Prevents warping and ensures even clamping force on critical connections like flanges, hubs, and yaw bearings.

Bolt pattern type

Pre-Climb Safety Checklist

Standard pre-climb safety verification. Check off each item before ascending. Items are saved locally so you can track your routine. Reset when starting a new day or site. Based on OSHA and GWO standards.

🚨 Emergency Information

Quick access to your current GPS coordinates for emergency dispatch. Copy these coordinates if you need to call 911/112.

📍 Your Current Location:

          Coordinates not available yet.

          Click "Use my location" on the home screen first.

⚠️ Emergency Protocol Reminder:

Call emergency services first (911/112)
Provide exact location with GPS coordinates above
Notify site supervisor and safety manager
Do not move injured person unless immediate danger
Activate site emergency response plan (ERP)

Wind Chill Calculator

Calculate wind chill (feels-like temperature) in cold conditions. Wind chill shows how cold it feels on exposed skin when combining air temperature and wind speed. Critical for planning work duration in winter conditions. Formula based on NOAA standards.

Temperature

Temp Unit

Wind Speed

Wind Unit

Heat Index Calculator

Calculate heat index (apparent temperature) in hot conditions. Heat index shows how hot it feels when combining air temperature and relative humidity. Essential for heat stress prevention and work/rest cycle planning. Based on NOAA heat index formula.

Temperature

Temp Unit

Relative Humidity (%)

Timer Tool

Countdown timer for timed tasks like epoxy cure times, oil drains, equipment warm-up periods, or work/rest cycles. Includes audio alert when complete. Set multiple intervals for complex procedures.

Minutes

Seconds

00:00

Bubble Level

Use your phone's built-in tilt sensors as a spirit level. Perfect for leveling equipment, checking platform angles, or verifying mounting surfaces. Shows pitch (forward/back tilt) and roll (side-to-side tilt) in degrees.

PITCH (Forward/Back)

0.0°

ROLL (Left/Right)

0.0°

⛰️ Altitude Pressure Calculator

Calculate atmospheric pressure, oxygen saturation, and altitude effects. Helps assess physical demands at elevation.

Altitude (meters)

📳 Vibration Analyzer

Use your phone's accelerometer to detect unusual vibrations. Can help identify bearing issues, imbalance, or other mechanical problems.

VIBRATION MAGNITUDE

0.00

m/s²

🧲 Magnetic Field Detector

Detect magnetic fields using your phone's magnetometer. Useful for finding hidden electrical cables, detecting live circuits, or locating magnetic components.

FIELD STRENGTH

0

µT (microtesla)

• Earth's field: ~25-65 µT (baseline)

• Elevated: >100 µT (magnetic object nearby)

• High: >500 µT (strong magnet or current)

🔦 Emergency Flashlight

Turn your phone into an emergency light source with multiple modes: steady flashlight, SOS strobe, and red light for night vision preservation.

💡

🔩 Bolt Torque Reference

Quick lookup for standard bolt torque specifications. Select bolt size and grade to get recommended torque values.

Bolt Size

Grade

Condition

🔌 Wire Gauge Calculator

Calculate voltage drop, current capacity, and wire gauge requirements for electrical installations.

Current (Amps)

Length (meters)

Voltage (V)

Wire Gauge (AWG)

Max Drop (%)

🛢️ Fluid Compatibility Checker

Check if hydraulic fluids, oils, greases, or cleaning solvents can be safely mixed or used together.

Fluid Type 1

Fluid Type 2

🪢 Rope/Rigging Load Calculator

Calculate rope strength, working load limits, and angle loading effects for rigging operations.

Rope Diameter (mm)

Rope Type

Safety Factor

Sling Angle (degrees)

Number of Legs

🎵 Acoustic Anomaly Detector

Record and analyze turbine sounds to detect potential issues. Compare current sounds to baseline recordings.

SOUND LEVEL

0

dB (estimated)

🌡️ Thermal Comfort Index

Calculate thermal comfort for working inside nacelles or confined spaces. Estimates heat stress and hydration needs.

Temperature

Unit

Humidity (%)

Activity Level

Work Duration (hours)

👋 Crane Hand Signals

Standard hand signals for crane and lifting operations. Essential when radio communication fails.

👆

HOIST / RAISE

Arm extended up, forefinger pointing up, hand making small circles

👇

LOWER

Arm extended down, forefinger pointing down, hand making small circles

🤚

STOP

Arm extended, palm down, move arm back and forth horizontally

✋

EMERGENCY STOP

Both arms extended, palms forward

👉

MOVE SLOWLY

Place one hand in front of hand giving direction signal

👊

USE MAIN HOIST

Tap fist on head, then use regular signals

🌈 Color Code Reference

Quick reference for wire colors, hydraulic hoses, and other color-coded components.

📏 Friction Calculator

Calculate force needed to pull or drag objects. Useful for moving heavy equipment up towers or across surfaces.

Object Weight (kg)

Surface Type

Incline Angle (degrees)

Additional Force (N)

⚙️ Gear Ratio Calculator

Calculate RPM conversions through gearboxes, belt drives, and chain drives.

Input RPM

Calculation Type

Gear Ratio (input:output)

Driving Teeth

Driven Teeth

Driving Diameter (mm)

Driven Diameter (mm)

🔊 Decibel Distance Calculator

Calculate sound levels at different distances and determine safe exposure times and PPE requirements.

Source Level (dB)

Source Distance (m)

Target Distance (m)

Exposure Time (hours)

💨 Pressure Unit Converter

Convert between pressure units: PSI, bar, kPa, MPa. Includes safety limit indicators for hydraulic systems.

Pressure Value

From Unit

To Unit

🎯 Coordination & Fitness Test

Quick self-assessment test to check if you're fit for climbing. Tests reaction time, balance, and coordination.

📸 Photo Measurement Tool

Measure objects in photos by marking a known reference length. Useful for crack size estimation and damage assessment.

Reference Length

Unit

🔥 Thermal Expansion Calculator

Calculate how much materials expand or contract with temperature changes. Important for torque specifications and clearances.

Material

Original Length (mm)

Start Temp (°C)

End Temp (°C)

💊 Pharmacology Reference

Quick reference for common medications and their interactions with physical exertion and altitude. Not medical advice - consult a healthcare provider.

Medication Type

🛠️ Tools

Conversions

Wind

Torque & Bolt preload

Hydraulics

Electrical (DC)

3-Phase (AC)

Power & Energy

Angles & Slope

Rotation / RPM

Storm / Lightning Timer

Battery runtime estimate

Rigging: rope / drop line quick math

Fall Clearance Calculator

Bolt Torque Patterns

Pre-Climb Safety Checklist

🚨 Emergency Information

Wind Chill Calculator

Heat Index Calculator

Timer Tool

Bubble Level

⛰️ Altitude Pressure Calculator

📳 Vibration Analyzer

🧲 Magnetic Field Detector

🔦 Emergency Flashlight

🔩 Bolt Torque Reference

🔌 Wire Gauge Calculator

🛢️ Fluid Compatibility Checker

🪢 Rope/Rigging Load Calculator

🎵 Acoustic Anomaly Detector

🌡️ Thermal Comfort Index

👋 Crane Hand Signals

🌈 Color Code Reference

📏 Friction Calculator

⚙️ Gear Ratio Calculator

🔊 Decibel Distance Calculator

💨 Pressure Unit Converter

🎯 Coordination & Fitness Test

📸 Photo Measurement Tool

🔥 Thermal Expansion Calculator

💊 Pharmacology Reference