水下噪音分析軟體 Auspect
一款功能強大的聲學分析軟體，可即時計算各種水下噪音指標值。
A powerful acoustic analysis software can calculate various underwater noise index values in real time.
特色 Feature
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依 ISO 18405、ISO 18406 標準計算
Calculated according to ISO 18405 and ISO 18406 standards. -
適用國內法規 NIEA P210.22B 規定
Applicable domestic regulations NIEA P210.22B. -
符合IEC 61260-1 1/3倍頻濾波器要求
Complies with IEC 61260-1 1/3 octave filter requirements. -
可用IEC 60565-1、IEC 60565-2校正
Can be calibrated according to IEC 60565-1 and IEC 60565-2. -
可自動建立原始數據檔及數位報告
Automatically create raw data files and digital report files.
音訊擷取 Audio Capture
支援各種音訊擷取卡或類比轉數位擷取器，取樣率96 kHz以上，資料深度16或24 bit。儲存檔案格式無壓縮減損PCM-WAV，自動切割指定秒數存檔。
Auspect RM Module supports various audio capture cards or analog-to-digital converter (ADC) devices with sampling rates above 96 kHz and data depths of 16 or 24 bits. The storage file format is lossless PCM-WAV, and the files are automatically cut into designated seconds for archiving.
測量設定
Measurement Setting
在測量設定中輸入識別檔明及水下麥克風序號，以符合數據品管與可追溯要求。設定水下麥克風靈敏度及訊號放大器增益值，擷取電波數據可轉換成水下噪音聲壓數據。
In the measurement settings, enter the identification file and hydrophone serial number to meet data quality control and traceability requirements. By setting the hydrophone sensitivity and signal amplifier gain, the captured radio wave data can be converted into underwater noise sound pressure data.
監測條件 Monitoring Criteria
設定水下噪音最大音壓(Lp)偵測位準，將自動脈衝波訊號，並計算每30秒發生次數。
User can set the detected level of underwater noise peak (Lp), AUSPECT will automatically detect the pulse wave signal, and count the number of single stroke (SS) every 30 seconds.
預警功能 Alert Function
設定水下噪音均能音量(Leq)的超高警告閾值，將依照百分率警告門檻值(Lss.p)顯示預警門檻。
User can set the alert level of the underwater noise equivalent sound pressure level (Leq). The alert threshold will be displayed according to the limit rate (Lss.p).
數據報告 Reporting Data
軟體自動產生水下噪音分析結果，隨時提供電子化數據報告。
Auspect RM Module automatically generates underwater noise analysis results and provides electronic data reports at any time.
特色 Feature
-
依 ISO 18405、ISO 18406 標準計算
Calculated according to ISO 18405 and ISO 18406 standards. -
適用國內法規 NIEA P210.22B 規定
Applicable domestic regulations NIEA P210.22B. -
適用國際船級 DNV Silent 船舶管制
Applicable to international ship classification DNV Silent URN. -
可計算海洋哺乳類動物聽力閾值加權
Calculates weighted hearing thresholds for marine mammals. -
可使用於海洋動物水下噪音影響評估
Can be used to assess the impact of underwater noise on marine animals.
檔案讀取 Load File
支援WAV或CSV檔案格式，可自動辨識WAV檔取樣率、資料深度、訊號電壓範圍及比率，亦可手動輸入。設定檔案紀錄開始時間可對照出水下噪音發生實際時間，並撥放音訊檔案。
Auspect AS Module supports WAV or CSV file formats and loads. The file sampling rate, data depth, signal voltage range and ratio can be automatically identified by reading WAV heading or manually input. Setting the start time of file recording can compare the actual time when the underwater noise occurs. Audio files can be played.
波形檢查 Waveform Check
可檢視原始數據是否異常，例如聲壓超過擷取範圍而發生削波。
The original data can be checked in the waveform display to see if there are any anomalies, such as sound pressure exceeding the capture range and causing clipping.
計算參數
Calculation Parameters
聲壓數據計算須設定測量時水下麥克風靈敏度、放大器增益值。
The Sound Pressure Calculation requires setting the underwater microphone sensitivity and amplifier gain value during measurement.
頻譜計算時間搓記須設定快速傅立葉轉換參數及時間加權。
The Time Stamp of Spectral Calculation needs to set the fast Fourier transform (FFT) parameters and time weighting.
頻譜圖上後處理分析受體影響參數有選擇倍頻濾波器、動物聽力加權、動物曝露水下噪音值計算參數、水下噪音限制閾、音傳損失計算、動物與水下噪音源距離及累計曝露時間等。
Post-processing in spectrum for Receptors can select octave band filters, animal hearing weighting, calculation parameters for animal exposure to underwater noise value, underwater noise limit threshold, sound propagation loss calculation, distance between animals and underwater noise sources, and cumulative exposure time, etc.
打樁噪音分析
Pile-driving Analysus Reports
在聲波時序中設定欲分析的水下噪音資料片段，可產生頻譜圖，進一步分析水下噪音聲源值推估、動物受體聽力加權後、動物在特定距離聽到噪音值、暴露時間累積影響及顯示水下噪音限制閾值等。
By setting the underwater noise data segment to be analyzed in the sound wave time series, a spectrum can be generated. The reports indicate the estimation of underwater noise source level, SEL for animal receptor weighting hearing, the noise level of animals hearing at a specific distance, the cumulative impact of exposure time, and the display of underwater noise limit thresholds.
船舶排放水下噪音分析
Ship Underwater Radiated Noise (URN) Analysis
依據國際船級水下噪音排放標準，分析船舶噪音資料，在頻譜圖上顯示是否合乎管制閾值。
According to the international ship classification underwater radiated noise standards (notations), the ship noise data is analyzed and whether it meets the limited threshold is displayed on the spectrum.
時頻譜圖 Spectrogram
可檢視時頻譜圖，分析水下噪音在時間序列與頻率範圍之變化關係。
The spectrogram can be viewed to analyze the relationship between underwater noise changes in time series and frequency range.
