这是一个基于动态趋势线和成交量确认的多头突破交易策略。策略通过实时跟踪价格运动来识别关键的摆动高点,并利用这些点位动态构建趋势线。当价格伴随显著放量突破上方趋势线时,策略进入多头头寸,同时采用百分比止盈止损和追踪止损来管理风险。
策略的核心逻辑建立在三个主要支柱之上:动态趋势线构建、成交量确认和风险管理系统。首先,策略使用ta.pivothigh函数动态识别价格的摆动高点,并基于最近两个摆动高点计算斜率和截距来构建上方趋势线。其次,策略要求入场信号必须伴随高于20周期平均值1.5倍的成交量,以确保突破的有效性。最后,策略采用固定百分比的止盈(2%)和止损(1%),并引入1%的追踪止损来锁定盈利。
这是一个设计合理、逻辑严密的趋势跟踪策略。通过动态趋势线和成交量确认的配合,以及完善的风险管理系统,策略具备较好的适应性和可靠性。虽然存在一定的市场依赖性,但通过建议的优化方向,策略仍有较大的提升空间。建议交易者在实盘使用前进行充分的参数优化和回测验证。
/*backtest
start: 2019-12-23 08:00:00
end: 2024-12-09 08:00:00
period: 1d
basePeriod: 1d
exchanges: [{"eid":"Futures_Binance","currency":"BTC_USDT"}]
*/
//@version=5
strategy("Long Only Strategy with Dynamic Trend Lines, Fixed TP/SL, and Trailing SL+", overlay=true,
default_qty_type=strategy.percent_of_equity, default_qty_value=10,
pyramiding=0, // Prevent multiple entries
calc_on_order_fills=true,
calc_on_every_tick=true)
// === Parameters ===
swingThreshold = input.int(5, title="Swing Detection Threshold")
tpPercent = input.float(2.0, title="Take Profit (%)")
slPercent = input.float(1.0, title="Stop Loss (%)")
trailPercent = input.float(1.0, title="Trailing Stop (%)")
volumeThresholdMultiplier = input.float(1.5, title="Volume Spike Threshold (x MA)")
// === Volume Indicator ===
avgVolume = ta.sma(volume, 20)
volumeSpike = volume > (avgVolume * volumeThresholdMultiplier)
// === Detect Swing High ===
isSwingHigh = ta.pivothigh(high, swingThreshold, swingThreshold)
// Variables to store swing highs
var float swingHigh1 = na
var float swingHigh2 = na
var int swingHighBar1 = na
var int swingHighBar2 = na
// Update swing highs
if (isSwingHigh)
swingHigh2 := swingHigh1
swingHighBar2 := swingHighBar1
swingHigh1 := high[swingThreshold]
swingHighBar1 := bar_index - swingThreshold
// === Calculate Upper Trend Line ===
var float upperSlope = na
var float upperIntercept = na
// Calculate slope and intercept for upper trend line if there are two swing highs
if (not na(swingHigh1) and not na(swingHigh2))
deltaX = swingHighBar1 - swingHighBar2
if (deltaX != 0)
upperSlope := (swingHigh1 - swingHigh2) / deltaX
upperIntercept := swingHigh1 - (upperSlope * swingHighBar1)
else
upperSlope := 0
upperIntercept := swingHigh1
// Calculate trend line price for the current bar
var float upperTrendPrice = na
if (not na(upperSlope) and not na(upperIntercept))
upperTrendPrice := upperSlope * bar_index + upperIntercept
// Calculate trend line price for the previous bar
var float upperTrendPrice_prev = na
if (not na(upperSlope) and not na(upperIntercept))
upperTrendPrice_prev := upperSlope * (bar_index - 1) + upperIntercept
// === Buy Condition Based on Trend Line Breakout ===
// Buy Signal: Price breaks above Upper Trend Line with volume spike
breakoutBuyCondition = (not na(upperTrendPrice)) and
(close > upperTrendPrice) and
(not na(upperTrendPrice_prev)) and
(close[1] <= upperTrendPrice_prev) and
volumeSpike
// === Manage Single Position ===
// Calculate Take Profit and Stop Loss levels based on percentage
longTakeProfit = close * (1 + tpPercent / 100)
longStopLoss = close * (1 - slPercent / 100)
// Calculate Trailing Stop as trail_offset (in price)
trail_offset = close * (trailPercent / 100)
// Execute Trade with Single Position Management
if (breakoutBuyCondition)
// Close existing short position if any
if (strategy.position_size < 0)
strategy.close("Sell")
// Open long position
strategy.entry("Buy", strategy.long)
// Set Take Profit, Stop Loss, and Trailing Stop Loss for long position
strategy.exit("Take Profit Buy", from_entry="Buy", limit=longTakeProfit, stop=longStopLoss, trail_offset=trail_offset)
// Plot Buy Signal
plotshape(breakoutBuyCondition, title="Buy Signal", location=location.belowbar, color=color.green, style=shape.labelup, text="BUY")